7°C Add Wish List Quick view + Quick Add Sea to Summit Spark 7C/45F Down Sleeping Bag Weighs 363g Weighs: 363g (Regular) Comfort Limit: 7°C Type: Mummy Insulation Type: Down Fill Weight: 150g Fill Power: 850 Down Treatment: Hydrophobic Zip Length: 1/2 Length Zip Position: Left Zip UOG TOP PICK—Sea to Summit have redesigned its renowned Spark sleeping bag line, featuring high-quality materials and ethically sourced down. The hood and foot box are now made of a waterproof... Was: Now: From: ¥52,594 RRP: ¥61,876 | Save: ¥9,282 + Quick Add
4°C Add Wish List Quick view + Quick Add Sea to Summit Womens Spark 7C/45F Down Sleeping Bag Weighs 411g Weighs: 411g (Regular) Comfort Limit: 4°C Type: Mummy Insulation Type: Down Down Treatment: Hydrophobic Fill Weight: 200g (based on regular size) Fill Power: 850 Zip Length: 1/2 Length Zip Position: Right Zip Sea to Summit have redesigned its renowned Spark sleeping bag line, featuring high-quality materials and ethically sourced down. Now featuring waterproof material at the hood and foot box for... Was: Now: From: ¥52,594 RRP: ¥61,876 | Save: ¥9,282 + Quick Add
7°C Add Wish List Quick view + Quick Add Sea to Summit Ember 7C/45F Down Quilt Weighs 456g Weighs: 456g (Regular) Comfort Limit: 7°C Insulation Type: Down Fill Weight: 200g (based on regular size) Fill Power: 850 Down Treatment: Hydrophobic Zip Length: No Zip The Sea to Summit Ember 7C Down Quilt offers versatile comfort for backpackers and campers in various seasons. Its 850+ fill power goose down with Ultra Dry Down treatment provides excellent... Was: Now: From: ¥55,688 RRP: ¥66,001 | Save: ¥10,313 + Quick Add
-1°C Add Wish List Quick view + Quick Add Sea to Summit Spark -1C/30F Down Sleeping Bag Weighs 498g Weighs: 498g (Regular) Comfort Limit: -1°C Type: Mummy Insulation Type: Down Fill Weight: 265g (based on regular size) Fill Power: 850 Down Treatment: Hydrophobic Zip Length: 1/2 Length Zip Position: Left Zip UOG TOP PICK—Sea to Summit has redesigned its renowned Spark sleeping bag line, featuring high-quality materials and ethically sourced down. The hood and foot box now feature waterproof... Was: Now: From: ¥70,126 RRP: ¥82,502 | Save: ¥12,376 + Quick Add
7°C Add Wish List Quick view + Quick Add Sea to Summit Traveller 7C Down Sleeping Bag Weighs 543g Weighs: 543g (Regular) Comfort Limit: 7°C Type: Mummy Insulation Type: Down Fill Weight: 230g Fill Power: 650 Down Treatment: Hydrophobic Zip Length: 1/2 Length Zip Position: Left Zip The Sea to Summit Traveller 7C is a versatile down bag for mild weather. Its convertible design transforms it into a blanket for lounging or extra warmth. Its water-resistant coating and recycled... Was: Now: From: ¥31,968 RRP: ¥38,156 | Save: ¥6,188 + Quick Add
-1°C Add Wish List Quick view + Quick Add Sea to Summit Womens Spark -1C/30F Down Sleeping Bag Weighs 591g Weighs: 591g (Regular) Comfort Limit: -1°C Type: Mummy Insulation Type: Down Down Treatment: Hydrophobic Fill Weight: 375g (based on regular size) Fill Power: 850 Zip Length: 1/2 Length Zip Position: Right Zip UOG TOP PICK—Sea to Summit has redesigned its renowned Spark sleeping bag line, featuring high-quality materials and ethically sourced down. The hood and foot box now feature waterproof... Was: Now: From: ¥70,126 RRP: ¥82,502 | Save: ¥12,376 + Quick Add
-1°C Add Wish List Quick view + Quick Add Sea to Summit Ember -1C/30F Down Quilt Weighs 609g Weighs: 609g (Regular) Comfort Limit: -1°C Insulation Type: Down Fill Weight: 350g (based on regular size) Fill Power: 850 Down Treatment: Hydrophobic Zip Length: No Zip The Sea to Summit Ember -1°C Down Quilt is a versatile, lightweight option for hikers and campers seeking multi-season functionality. The 850+ Fill Power Goose Down, treated with Ultra Dry Down,... Was: Now: From: ¥70,126 RRP: ¥82,502 | Save: ¥12,376 + Quick Add
-2°C Add Wish List Quick view + Quick Add Sea to Summit Spark 900+ Pro -1C Down Sleeping Bag Weighs 613g Weighs: 613g (Regular) Comfort Limit: -1°C Insulation Type: Down Fill Weight: 310g (based on regular size) Fill Power: 900 Down Treatment: Hydrophobic Zip Length: Full Length Type: Mummy Zip Position: Left Zip UOG TOP PICK—The Spark Pro is an upgraded Spark sleeping bag from Sea to Summit, featuring higher-quality down and improved ventilation options. The bag has a fully detached left-side zip, a... Was: Now: From: ¥87,658 RRP: ¥103,128 | Save: ¥15,470 + Quick Add
-2°C Add Wish List Quick view + Quick Add Sea to Summit Spark Pro -1C Down Sleeping Bag Weighs 637g Weighs: 637g (Regular) Comfort Limit: -2°C Insulation Type: Down Fill Weight: 310g (based on regular size) Fill Power: 950 Down Treatment: Hydrophobic Zip Length: Full Length Type: Mummy Zip Position: Left Zip UOG TOP PICK—The Spark Pro is an upgraded Spark sleeping bag from Sea to Summit, featuring higher-quality down and improved ventilation options. The bag has a fully detached left-side zip, a... Was: Now: From: ¥87,658 RRP: ¥103,128 | Save: ¥15,470 + Quick Add
-2°C Add Wish List Quick view + Quick Add Sea to Summit Ascent -1C Down Sleeping Bag Weighs 777g Weighs: 777g (Regular) Comfort Limit: -2°C Type: Mummy Insulation Type: Down Fill Weight: 300g (based on regular size) Fill Power: 750 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Left Zip The Sea to Summit Ascent is a lightweight sleeping bag ideal for three seasons. Its 750+ fill power of responsibly sourced duck down provides warmth and is treated to maintain performance in damp... Was: Now: From: ¥66,001 RRP: ¥77,345 | Save: ¥11,344 + Quick Add
-8°C Add Wish List Quick view + Quick Add Sea to Summit Spark Pro 900+ -9C Down Sleeping Bag Weighs 791g Weighs: 791g (Regular) Comfort Limit: -8°C Insulation Type: Down Fill Weight: 480g (based on regular size) Fill Power: 900 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Left Zip Type: Mummy UOG TOP PICK—The Spark Pro sleeping bag by Sea to Summit showcases ethically obtained 950+ fill power down enhanced with a Dry Down coating, boosting moisture resistance and quick-drying... Was: Now: From: ¥105,191 RRP: ¥123,754 | Save: ¥18,563 + Quick Add
-8°C Add Wish List Quick view + Quick Add Sea to Summit Spark -9C/15F Down Sleeping Bag Weighs 797g Weighs: 797g (Regular) Comfort Limit: -8°C Type: Mummy Insulation Type: Down Fill Weight: 480g (based on regular size) Fill Power: 850 Down Treatment: Hydrophobic Zip Length: 3/4 Length Zip Position: Left Zip UOG TOP PICK—Sea to Summit have redesigned its renowned Spark sleeping bag line, featuring high-quality materials and ethically sourced down. The hood and foot box are now made of a waterproof... Was: Now: From: ¥87,658 RRP: ¥103,128 | Save: ¥15,470 + Quick Add
-2°C Add Wish List Quick view + Quick Add Sea to Summit Womens Ascent -1C Down Sleeping Bag Weighs 895g Weighs: 895g (Regular) Comfort Limit: -2°C Type: Mummy Insulation Type: Down Fill Weight: 459g (based on regular size) Fill Power: 750 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Left Zip UOG TOP PICK—The Sea to Summit Ascent is a lightweight sleeping bag ideal for three seasons. Its 750+ fill power of responsibly sourced duck down provides warmth and is treated to maintain... Was: Now: From: ¥67,032 RRP: ¥79,408 | Save: ¥12,376 + Quick Add
-15C Add Wish List Quick view + Quick Add Sea to Summit Womens Spark -9C/15F Down Sleeping Bag Weighs 947g Weighs: 947g (Regular) Comfort Limit: -15C Type: Mummy Insulation Type: Down Fill Weight: 685g (based on regular size) Fill Power: 850 Down Treatment: Hydrophobic Zip Length: 3/4 Length Zip Position: Right Zip UOG TOP PICK—Sea to Summit has redesigned its renowned Spark sleeping bag line, which features high-quality materials and is ethically sourced down. Now, it features waterproof material at the... Was: Now: From: ¥87,658 RRP: ¥103,128 | Save: ¥15,470 + Quick Add
-9°C Add Wish List Quick view + Quick Add Sea to Summit Ascent -9C Down Sleeping Bag Weighs 1025g Weighs: 1025g (Regular) Comfort Limit: -9°C Type: Mummy Insulation Type: Down Fill Weight: 540g (based on regular size) Fill Power: 750 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Left Zip UOG TOP PICK—The Sea to Summit Ascent -9C is a premium down sleeping bag for cold-weather adventures. It provides warmth even in freezing temperatures. The bag is lightweight and features a... Was: Now: From: ¥78,377 RRP: ¥92,815 | Save: ¥14,438 + Quick Add
-2°C Add Wish List Quick view + Quick Add Sea to Summit Trek -1C Down Sleeping Bag Weighs 1108g Weighs: 1108g (Regular) Comfort Limit: -2°C Type: Mummy Insulation Type: Down Fill Weight: 380g (based on regular size) Fill Power: 650 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Left Zip Sea to Summit's Trek -1C Down Bag provides versatile temperature control and comfort. It features 650+ fill duck down, a Free Flow zipper system for ventilation, and a generous semi-rectangular shape... Was: Now: From: ¥57,751 RRP: ¥67,032 | Save: ¥9,281 + Quick Add
-18°C Currently out of stock Add Wish List Quick view Out of stock Sea to Summit Spark -18C/0F Down Sleeping Bag Weighs 1118g Weighs: 1118g (Regular) Comfort Limit: -18°C Type: Mummy Insulation Type: Down Fill Weight: 840g (based on regular size) Fill Power: 850 Down Treatment: Hydrophobic Zip Length: 3/4 Length Zip Position: Left Zip UOG TOP PICK—Sea to Summit has redesigned its renowned Spark sleeping bag line, which features high-quality materials and is ethically sourced down. Now, it features waterproof material at the... Was: Now: From: ¥112,410 RRP: ¥133,036 | Save: ¥20,626 Out of stock
-1°C Add Wish List Quick view + Quick Add Sea to Summit Hamelin -1C/30F Synthetic Sleeping Bag Weighs 1189g Weighs: 1189g (Regular) Comfort Limit: -1°C Type: Mummy Insulation Type: Synthetic Zip Length: Full Length Zip Position: Right Zip Versatile, roomy, and reliably warm. Sea to Summit says: A backpack-capable sleeping bag with a higher level of comfort than traditional mummy bags. For a few extra grams and larger packed... Was: Now: From: ¥29,906 RRP: ¥35,062 | Save: ¥5,156 + Quick Add
-2°C Add Wish List Quick view + Quick Add Sea to Summit Womens Trek -1C Down Sleeping Bag Weighs 1226g Weighs: 1226g (Regular) Comfort Limit: -2°C Type: Mummy Insulation Type: Down Fill Weight: 520g (based on regular size) Fill Power: 650 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Right Zip Sea to Summit's Trek -1C Down Bag provides versatile temperature control and comfort. It features 650+ fill duck down, a Free Flow zipper system for ventilation, and a generous semi-rectangular shape... Was: Now: ¥55,688 RRP: ¥66,001 | Save: ¥10,313 + Quick Add
-9°C Add Wish List Quick view + Quick Add Sea to Summit Womens Ascent -9C Down Sleeping Bag Weighs 1242g Weighs: 1242g (Regular) Comfort Limit: -9°C Type: Mummy Insulation Type: Down Fill Weight: 797g (based on regular size) Fill Power: 750 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Right Zip The Sea to Summit Ascent -9C is a premium down sleeping bag for cold-weather adventures. It provides warmth even in freezing temperatures. The bag is lightweight and features a relaxed mummy shape... Was: Now: From: ¥84,565 RRP: ¥100,034 | Save: ¥15,469 + Quick Add
-1°C Add Wish List Quick view + Quick Add Sea to Summit Boab -1C/30F Synthetic Sleeping Bag Weighs 1374g Weighs: 1374g (Regular) Comfort Limit: -1°C Type: Mummy Insulation Type: Synthetic Zip Length: Full Length Zip Position: Right Zip The Boab balances comfort with conscious design. Sea to Summit says: The Boab is a great choice for campers and vehicle-based adventurers looking for a roomy, comfort-oriented sleeping bag. A... Was: Now: From: ¥22,687 RRP: ¥26,812 | Save: ¥4,125 + Quick Add
-9°C Add Wish List Quick view + Quick Add Sea to Summit Trek -9C Down Sleeping Bag Weighs 1401g Weighs: 1401g (Regular) Comfort Limit: -9°C Type: Mummy Fill Weight: 635g (based on regular size) Fill Power: 650 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Left Zip Insulation Type: Down The Sea to Summit Trek -9°C Down Sleeping Bag offers comfort and reliability for camping and overnight adventures. Its semi-rectangular fit provides ample space for a cosy night's sleep. The bag... Was: Now: From: ¥64,970 RRP: ¥76,314 | Save: ¥11,344 + Quick Add
°C Add Wish List Quick view + Quick Add Sea to Summit Alpine -29C/-20F Down Sleeping Bag Weighs 1466g Weighs: 1466g (Regular) Comfort Limit: -28°C Type: Mummy Insulation Type: Down Fill Weight: 1000g Fill Power: 850+ Down Treatment: Hydrophobic Zip Length: 3/4 Length Zip Position: Left and Right If you plan to brave arctic-level temperatures or high-altitude adventures, this bag delivers reliable warmth, thoughtful design, and exceptional comfort. Sea to Summit says: The Alpine... Was: Now: ¥157,787 RRP: ¥185,632 | Save: ¥27,845 + Quick Add
-1°C Add Wish List Quick view + Quick Add Sea to Summit Womens Hamelin -1C/30F Synthetic Sleeping Bag Weighs 1479g Weighs: 1479g (Regular) Comfort Limit: -1°C Type: Mummy Insulation Type: Synthetic Zip Length: Full Length Zip Position: Left Zip Versatile, roomy, and reliably warm. Sea to Summit says: A women’s-specific backpack-capable sleeping bag that provides a higher level of comfort than unisex mummy bags. The higher weight... Was: Now: From: ¥29,906 RRP: ¥35,062 | Save: ¥5,156 + Quick Add
-8°C Add Wish List Quick view Add to Cart The item has been added Sea to Summit Spark -9C/15F Down Double Sleeping Bag Weighs 1612g Weighs: 1612g Comfort Limit: -8°C Type: Double Insulation Type: Down Fill Weight: 985g Fill Power: 850 Down Treatment: Hydrophobic Zip Length: 3/4 Length Zip Position: Left and Right UOG TOP PICK—Sea to Summit has redesigned its renowned Spark sleeping bag line, which features high-quality materials and is ethically sourced down. Now, it features waterproof material at the... Was: Now: ¥157,787 RRP: ¥185,632 | Save: ¥27,845 Add to Cart The item has been added
-16°C Add Wish List Quick view + Quick Add Sea to Summit Womens Trek -9C Down Sleeping Bag Weighs 1614g Weighs: 1614g (Regular) Comfort Limit: -16°C Type: Mummy Fill Weight: 800g (based on regular size) Fill Power: 650 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Right Zip Insulation Type: Down The Sea to Summit Women’s Trek -9C Down Sleeping Bag is perfect for cold weather camping. Its 650+ fill power duck-down insulation ensures warmth even in damp conditions. The semi-rectangular... Was: Now: ¥66,001 RRP: ¥77,345 | Save: ¥11,344 + Quick Add
-9°C Add Wish List Quick view + Quick Add Sea to Summit Hamelin -9C/15F Synthetic Sleeping Bag Weighs 1626g Weighs: 1626g (Regular) Comfort Limit: -9°C Type: Mummy Insulation Type: Synthetic Zip Length: Full Length Zip Position: Right Zip Versatile, roomy, and reliably warm. Sea to Summit says: A backpack-capable sleeping bag with a higher level of comfort than traditional mummy bags. For a few extra grams and larger packed... Was: Now: From: ¥33,000 RRP: ¥39,187 | Save: ¥6,187 + Quick Add
-9°C Add Wish List Quick view + Quick Add Sea to Summit Boab -9C/15F Synthetic Sleeping Bag Weighs 1854g Weighs: 1854g (Regular) Comfort Limit: -9°C Type: Mummy Insulation Type: Synthetic Zip Length: Full Length Zip Position: Left Zip The Boab balances comfort with conscious design. Sea to Summit says: The Boab is a great choice for campers and vehicle-based adventurers looking for a roomy, comfort-oriented sleeping bag. A... Was: Now: From: ¥25,780 RRP: ¥30,937 | Save: ¥5,157 + Quick Add
-18°C Add Wish List Quick view + Quick Add Sea to Summit Trek -18C Down Sleeping Bag Weighs 1894g Weighs: 1894g (Regular) Comfort Limit: -18°C Type: Mummy Fill Weight: 1000g (based on regular size) Fill Power: 650 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Left Zip Insulation Type: Down The Sea to Summit Trek -18°C Down Sleeping Bag is ideal for cold-weather camping. Its comfort rating of -11°C and 650+ Fill Power Duck Down provides excellent insulation and warmth. The... Was: Now: ¥75,283 RRP: ¥88,690 | Save: ¥13,407 + Quick Add
-9°C Add Wish List Quick view + Quick Add Sea to Summit Womens Hamelin -9C/15F Synthetic Sleeping Bag Weighs 1953g Weighs: 1953g (Regular) Comfort Limit: -9°C Type: Mummy Insulation Type: Synthetic Zip Length: Full Length Zip Position: Right Zip Versatile, roomy, and reliably warm. Sea to Summit says: A backpack-capable sleeping bag with a higher level of comfort than traditional mummy bags. For a few extra grams and larger packed... Was: Now: From: ¥33,000 RRP: ¥39,187 | Save: ¥6,187 + Quick Add