Hydration is essential throughout the day while outdoors and there are a lot of ways to provide fluids, from the humble water bottle to flexible flasks, vacuum flasks and hydration bladders. We stock the key brands such as Platypus, Hydrapak and Nalgene as well as interesting newcomers like CNOC. We also stock a comprehensive range of Water Filters so you can fill up confidently on the trail.

  • SoftFlask 150ml - 2 Pack SoftFlask 150ml - 2 Pack
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    Hydrapak

    SoftFlask 150ml - 2 Pack

    Weighs
    19g
    Weighs:
    19g (per flask)
    Capacity:
    150ml

    We're working out what we think - we'll add our view here!  Hydrapak says:  In two sizes, the SoftFlask™ 150 holds up to four servings of gel nutrition, with a wide, clog-resistant nozzle that lets you easily squeeze out high-viscosit…

    £19.99
    RRP: £20.99 | Save: £1.00
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  • SoftFlask 250ml - 2 Pack SoftFlask 250ml - 2 Pack
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    Hydrapak

    SoftFlask 250ml - 2 Pack

    Weighs
    26g
    Weighs:
    26g (per flask)
    Capacity:
    250ml

    We're working out what we think - we'll add our view here!  Hydrapak says:  In two sizes, the SoftFlask™ 150 holds up to four servings of gel nutrition, with a wide, clog-resistant nozzle that lets you easily squeeze out high-viscosit…

    £23.99
    RRP: £24.99 | Save: £1.00
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  • PocketFlask 500ml PocketFlask 500ml
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    Hydrapak

    PocketFlask 500ml

    Weighs
    32g
    Weighs:
    32g
    Capacity:
    500ml

    We're working out what we think - we'll add our view here! Hydrapak says:  Top to bottom, this is our lowest profile flask. It slips right into the snuggest run belts and leanest vest pockets. The new 28mm locking cap easily opens and closes wit…

    £16.99
    RRP: £16.99
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  • Stow Bottle 350ml Stow Bottle 350ml

    Hydrapak

    Stow Bottle 350ml

    Weighs
    35g
    Weighs:
    35g
    Capacity:
    350ml

    The HydraPak Stow 350ml Bottle is a portable and versatile water bottle ideal for outdoor adventures. It features a collapsible design, a spill-proof nozzle, a comfortable handle, and compatibility with water filters. Hydrapak says:  Sized righ…

    £15.99
    RRP: £15.99
  • Stow Bottle 500ml Stow Bottle 500ml

    Hydrapak

    Stow Bottle 500ml

    Weighs
    40g
    Weighs:
    40g
    Capacity:
    500ml

    The Stow is a handy, lightweight soft flask with a spill-proof drinking valve. Great for backpacking, heading to the gym or simple everyday use. Hydrapak says Fill. Drink. Pack. Repeat. With durable construction and minimal design for easy packing, t…

    £17.99
    RRP: £17.99
  • UltraFlask Speed 500ml UltraFlask Speed 500ml
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    Hydrapak

    UltraFlask Speed 500ml

    Weighs
    42g
    Weighs:
    42g
    Capacity:
    500ml

    We're working out what we think - we'll add our view here! Hydrapak says:  The perfect balance of sleek and stable, our signature UltraFlask has a wider form and a durable 3D welded bottom. Soft and pliable material means you can fit it in most …

    £18.99
    RRP: £19.99 | Save: £1.00
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  • SoftFlask Speed 500ml SoftFlask Speed 500ml
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    Hydrapak

    SoftFlask Speed 500ml

    Weighs
    46g
    Weighs:
    46g
    Capacity:
    500ml

    We're working out what we think - we'll add our view here! Hydrapak says:  The SoftFlask Speed is specifically designed to be compatible with the widest range of vests and packs. Replacement or upgrade, the pinch-welded bottom makes loading into…

    £18.99
    RRP: £19.99 | Save: £1.00
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  • Stow Bottle 1L Stow Bottle 1L

    Hydrapak

    Stow Bottle 1L

    Weighs
    52g
    Weighs:
    52g
    Capacity:
    1000ml

    The Stow is a handy, lightweight soft flask with a spill-proof drinking valve. Great for backpacking, heading to the gym or simple everyday use. Hydrapak says Sized right for short trips — and their smaller packs and pockets — or as the b…

    £19.99
    RRP: £20.99 | Save: £1.00
  • Tempo Pro 400ml Tempo Pro 400ml

    Hydrapak

    Tempo Pro 400ml

    Weighs
    57g
    Weighs:
    57g

    Comfortable, efficient, and cleverly designed, the HydraPak Tempo Pro 400ml offers streamlined hydration for fast-paced days on the move. Hydrapak says:  Our Tempo Pro handheld sits securely in your hand. The unique sandal-cut strap design rides…

    £19.99
    RRP: £19.99
  • SkyFlask 350ml SkyFlask 350ml
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    Hydrapak

    SkyFlask 350ml

    Weighs
    60g
    Weighs:
    60g
    Capacity:
    350ML

    The Hydrapak SkyFlask Speed 350ml flask offers runners a comfortable, leakproof hydration solution. The adjustable hand strap and padded thumb loop ensure a secure, non-slip grip, while the 42 mm SpeedFill™ cap allows quick refills. Hydrapak...

    £26.99
    RRP: £28.49 | Save: £1.50
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  • Currently out of stock
    Tempo Pro 525ml Tempo Pro 525ml

    Hydrapak

    Tempo Pro 525ml

    Weighs
    62g
    Weighs:
    62g

    Comfortable, efficient, and cleverly designed, the HydraPak Tempo Pro 525ml offers streamlined hydration for fast-paced days on the move. Hydrapak says:  Our Tempo Pro handheld sits securely in your hand. The unique sandal-cut strap design rides…

    £21.99
    RRP: £21.99
  • 2026 SkyFlask Speed 500ml 2026 SkyFlask Speed 500ml
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    Hydrapak

    2026 SkyFlask Speed 500ml

    Weighs
    66g
    Weighs:
    66g
    Capacity:
    500ml

    The Hydrapak SkyFlask Speed 500ml is a well-designed, lightweight, and portable water bottle for runners. It has an ambidextrous thumb loop and adjustable hand strap. Hydrapak says:  Racing or training, take matters into your own hands. This...

    £28.99
    RRP: £30.49 | Save: £1.50
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  • Seeker 2L Water Storage Hydrapak Seeker 2L Water Storage

    Hydrapak

    Seeker 2L Water Storage

    Weighs
    74g
    Weighs:
    74g
    Capacity:
    2000ml

    The updated Hydrapak Seeker 2L is an ultralight water storage solution for camping, hiking or any backcountry adventure. Its versatility is key with a wide opening, low weight and packsize. Hydrapak says The great outdoors just got greater. The...

    £23.99
    RRP: £25.49 | Save: £1.50
  • PackFlask 500ml PackFlask 500ml

    Hydrapak

    PackFlask 500ml

    Weighs
    88g
    Weighs:
    88g
    Capacity:
    500ml

    We're working out what we think - we'll add our view here! Hydrapak says:  An innovative, ultra-light, efficient system for fast-and-light day hikes and long treks, the PackFlask™ puts hydration right where you want it. Securely attach it …

    £36.99
    RRP: £39.99 | Save: £3.00
  • Hydrapak Seeker 3L Water Storage Hydrapak Seeker 3L Water Storage

    Hydrapak

    Seeker 3L Water Storage

    Weighs
    90g
    Weighs:
    90g
    Capacity:
    300ml

    The updated Hydrapak Seeker 3L is an ultralight water storage solution for camping, hiking or any backcountry adventure. Its versatility is key with a wide opening, low weight and packsize. Hydrapak says Get out and stay out. The Seeker 3 L is a...

    £26.99
    RRP: £28.49 | Save: £1.50
  • Flux Bottle 750ml Hydrapak Flux Bottle 750ml

    Hydrapak

    Flux Bottle 750ml

    Weighs
    92g
    Weighs:
    92g
    Capacity:
    750ml

    A lightweight and collapsible water bottle that has the ability to attach to pretty much any water filter on the market. Hydrapak says:  Shaped like a hard bottle & compresses like a soft flask, the ideal for hiking & backpacking Our..…

    £23.99
    RRP: £25.99 | Save: £2.00
  • PackFlask 750ml PackFlask 750ml

    Hydrapak

    PackFlask 750ml

    Weighs
    100g
    Weighs:
    100g
    Capacity:
    750ml

    We're working out what we think - we'll add our view here! Hydrapak says:  An innovative, ultra-light, efficient system for fast-and-light day hikes and long treks, the PackFlask™ puts hydration right where you want it. Securely attach it …

    £41.99
    RRP: £44.99 | Save: £3.00
  • Hydrapak Seeker 4L Water Storage Hydrapak Seeker 4L Water Storage

    Hydrapak

    Seeker 4L Water Storage

    Weighs
    100g
    Weighs:
    100g
    Capacity:
    4000ml

    The updated Hydrapak Seeker 4L is an ultralight water storage solution for camping, hiking or any backcountry adventure. Its versatility is key with a wide opening, low weight and packsize. Hydrapak says Go the distance with our high-capacity Seeker…

    £29.99
    RRP: £31.49 | Save: £1.50
  • Flux Bottle 1L Hydrapak 2023 Flux Bottle 1L

    Hydrapak

    Flux Bottle 1L

    Weighs
    101g
    Weighs:
    101g
    Capacity:
    1000ml

    The Flux is a lightweight drinking bottle with a spill proof twist cap that is versatile enough for trail runners, cyclists, hikers and everyday users to enjoy. Hydrapak says:  Shaped like a hard bottle & compresses like a soft flask, the id…

    £25.99
    RRP: £27.99 | Save: £2.00
  • Flux Bottle 1.5L Hydrapak 2023 Flux Bottle 1.5L

    Hydrapak

    Flux Bottle 1.5L

    Weighs
    120g
    Weighs:
    120g
    Capacity:
    1500ml

    The Flux is a lightweight drinking bottle with a spill proof twist cap that is versatile enough for trail runners, cyclists, hikers and everyday users to enjoy. Hydrapak says:  Shaped like a hard bottle & compresses like a soft flask, the id…

    £27.99
    RRP: £29.99 | Save: £2.00
  • Velocity Hydration Reservoir 1.5L Velocity Hydration Reservoir 1.5L
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    Hydrapak

    Velocity Hydration Reservoir 1.5L

    Weighs
    123g
    Weighs:
    123g
    Capacity:
    1500ml

    The Velocity Hydration reservoir is a lightweight, slim, and low-bulk reservoir with a universal pack fit. It has a redesigned slide-seal top, light and flexible grab tab, new comet valve, and internal drying tab. Hydrapak says:  Designed to be…

    £32.99
    RRP: £35.99 | Save: £3.00
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  • Currently out of stock
    Velocity Hydration Reservoir 2L Velocity Hydration Reservoir 2L

    Hydrapak

    Velocity Hydration Reservoir 2L

    Weighs
    124g
    Weighs:
    124g
    Capacity:
    2000ml

    The Velocity Hydration reservoir is a lightweight, slim, and low-bulk reservoir with a universal pack fit. It has a redesigned slide-seal top, light and flexible grab tab, new comet valve, and internal drying tab. Hydrapak says:  Designed to be…

    £34.99
    RRP: £37.99 | Save: £3.00
  • Hydrapak Seeker + Filter 3L Hydrapak Seeker + Filter 3L
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    Hydrapak

    Seeker + Filter 3L

    Weighs
    127g
    Weighs:
    127g (ex bag)
    Capacity:
    3000ml

    The Seeker + Filter 3L set is a water storage and filtration system for solo hikers. It has a 3L capacity, a durable TPU bladder, a handle, and a filter that connects seamlessly to the bladder. The filter has a reasonable flow rate and can also be...

    £54.99
    RRP: £59.99 | Save: £5.00
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  • Velocity Hydration Reservoir 3L Velocity Hydration Reservoir 3L
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    Hydrapak

    Velocity Hydration Reservoir 3L

    Weighs
    132g
    Weighs:
    132g
    Capacity:
    3000ml

    The Velocity Hydration reservoir is a lightweight, slim, and low-bulk reservoir with a universal pack fit. It has a redesigned slide-seal top, light and flexible grab tab, new comet valve, and internal drying tab. Hydrapak says:  Designed to be…

    £36.99
    RRP: £39.99 | Save: £3.00
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  • RECON Clip & Carry 750ml RECON Clip & Carry 750ml

    Hydrapak

    RECON Clip & Carry 750ml

    Weighs
    141g
    Weighs:
    141g
    Capacity:
    750ml

    We're working out what we think - we'll add our view here!  Hydrapak says:  A solid bottle made to go anywhere, all while leaving a lighter footprint. The clear, durable, lightweight RECON™ Clip & Carry bottle is perfect for trail…

    £14.99
    RRP: £14.99
  • Hydrapak Contour Lumbar Hydration Reservoir 1.5L Hydrapak Contour Lumbar Hydration Reservoir 1.5L
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    Hydrapak

    Contour Lumbar Hydration Reservoir 1.5L

    Weighs
    150g
    Weighs:
    150g
    Capacity:
    1500ml

    This lightweight and low-profile Lumbar Hydration Reservoir has a feature set that puts it above its competitors in this field. Hydrapak says:  Designed to fit in waist and hip packs, the Contour Lumbar 1.5L reservoir is shorter and lower in...

    £39.99
    RRP: £42.99 | Save: £3.00
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  • Hydrapak Contour Hydration Reservoir 2L Hydrapak Contour Hydration Reservoir 2L
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    Hydrapak

    Contour Hydration Reservoir 2L

    Weighs
    151g
    Weighs:
    151g
    Capacity:
    2000ml

    This lightweight and low-profile water bladder has a feature set that puts it above its competitors in this field. Hydrapak says:  Superior fit and performance in the widest variety of packs for backpacking, hiking & mountain biking...

    £41.99
    RRP: £44.99 | Save: £3.00
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  • Hydrapak Contour Hydration Reservoir 3L Hydrapak Contour Hydration Reservoir 3L
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    Hydrapak

    Contour Hydration Reservoir 3L

    Weighs
    162g
    Weighs:
    162g
    Capacity:
    3000ml

    This lightweight and low-profile water bladder has a feature set that puts it above its competitors in this field. Hydrapak says:  Superior fit and performance in the widest variety of packs for backpacking, hiking & mountain biking...

    £44.99
    RRP: £47.49 | Save: £2.50
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  • Force Hydration Reservoir 2L Force Hydration Reservoir 2L
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    Hydrapak

    Force Hydration Reservoir 2L

    Weighs
    164g
    Weighs:
    164g
    Capacity:
    2000ml

    An extra-durable hydration resvoir.  Hydrapak says:  Ultra-rugged & durable, an ideal choice for tactical and hunting packs meant to withstand extreme conditions Our Verdict Hydrapak's Force Hydration Reservoir uses tougher materials t…

    £41.99
    RRP: £44.99 | Save: £3.00
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  • RECON Clip & Carry 1L RECON Clip & Carry 1L

    Hydrapak

    RECON Clip & Carry 1L

    Weighs
    174g
    Weighs:
    174g
    Capacity:
    0.5-1.0L

    We're working out what we think - we'll add our view here!  Hydrapak says:  A solid bottle made to go anywhere, all while leaving a lighter footprint. The clear, durable, lightweight RECON™ Clip & Carry bottle is perfect for trail…

    £15.99
    RRP: £15.99
  • Force Hydration Reservoir 3L Force Hydration Reservoir 3L
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    Hydrapak

    Force Hydration Reservoir 3L

    Weighs
    177g
    Weighs:
    177g
    Capacity:
    3000ml

    An extra-durable hydration resevoir.  Hydrapak says:  Superior fit and performance in the widest variety of packs for backpacking, hiking & mountain biking adventure Our Verdict Hydrapak's Force Hydration Reservoir uses tougher materia…

    £46.99
    RRP: £49.99 | Save: £3.00
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  • Hydrapak Seeker 6L Water Storage Hydrapak Seeker 6L Water Storage

    Hydrapak

    Seeker 6L Water Storage

    Weighs
    188g
    Weighs:
    188g
    Capacity:
    6000ml

    A Heavy duty and high-volume water bottle, the perfect bit of kit for transporting large volumes of water, probably from a source to a camp. Hydrapak says:  A lightweight & compact water storage and dispensing solution for small groups in t…

    £45.99
    RRP: £48.49 | Save: £2.50

Shop our comprehensive range of Water Bottles, Bladders, Flexi-Flasks and Vacuum Flasks. We have hydration products from specialist ultralight suppliers such as CNOC and Raidlight as well as complete ranges from established brands like Hydrapak, Platypus and Hydro Flask. We provide accurate weights & full technical specifications. Get our honest verdict on each item along with verified user reviews & in-depth reviews from members of our team and our partners at Trek Scotland. Free UK+EU Delivery on orders over £15.