Rab's Dryflo™ Technology Explained
May 01, 2026
Rab's Dryflo™ Technology
A baselayer top is essential for any outdoor layering system. Opting for a wicking t-shirt made with Rab's Dryflo™ technology, rather than a cotton material, allows the shirt to better manage your body's moisture and sweat. This helps keep you comfortable during your hike. Find out more about Rab's Dryflo™ technology below.
Designed for fast-moving pursuits in an alpine climate, Dryflo™ Air keeps you comfortable summit after summit with rapid drying and odour control treatment.
Keeping you shielded from harmful rays, Dryflo™ Solar is a UV-protective material rated to UPF40. Engineered to be breathable and wicking to keep you cool at the peak of sunny days.
Optimising the balance of comfort and performance, Dryflo™ Active keeps you going from dawn till dusk, wicking away moisture and maintaining that natural next-to-skin feel.
Sonic Range
Whether you’re running tough mountain trails, hiking at pace, or heading on a multi-day adventure where you’re low on pack space, these lightweight, packable t-shirts adapt to it all. Crafted with breathable Dryflo™ Air fabric with odour control technology, it wicks sweat and stays fresh day after day, from your first stride to your final step. Designed for fast-moving pursuits in an alpine climate, Dryflo™ Air keeps you comfortable summit after summit with rapid drying and odour control treatment.
● Lightweight, wicking Dryflo™ Air fabric offers rapid drying and maximum airflow to keep you cool and sweat-free.
● Stays fresh over multiple days thanks to an odour control treatment.
● The strong microactive seams are comfortable next to your skin.
● Gives you a full range of arm movement with raglan sleeve construction.
Designed for fast-moving pursuits in an alpine climate, Dryflo™ Air keeps you comfortable summit after summit with rapid drying and odour control treatment.
Force Range
When the sun’s beating down and temperatures are soaring, these technical t-shirts are designed to keep you cool, sweat-free, and protected. Built with a lightweight, breathable Dryflo™ Solar fabric that wicks quickly and stays comfortable, whether you wear it as a base or standalone layer. The Force range offers UPF 40+ sun protection, making it ideal for exposed trails or climbs with little shade. Finished with an odour control treatment, they're perfect for multi-day adventures, packing down small and still usable on day two. With a wearable, casual fit, it’s a staple tee that you need on your kit list. Keeping you shielded from harmful rays, Dryflo™ Solar is a UV-protective material rated to UPF 40. Engineered to be breathable and wicking to keep you cool at the peak of sunny days.
● Breathable, wicking Dryflo™ Solar fabric delivers UPF 40+ sun protection, ideal for exploring in the heat.
● Stays fresh over multiple days thanks to an odour control treatment.
● Comfortable next to skin with low-profile seams.
● Comfy with backpack straps or your running vest thanks to the dropped shoulder seams.
Keeping you shielded from harmful rays, Dryflo™ Solar is a UV-protective material rated to UPF40. Engineered to be breathable and wicking to keep you cool at the peak of sunny days.
Rivelin & Crimp Range
Whether you're scrambling to the summit, hiking long-distance trails, or enjoying a weekend micro-adventure, these tees are made with super-soft Dryflo™ Active fabric. This material has a natural feel similar to cotton while effectively wicking away sweat and drying quickly, making it perfect for both intense activities and casual, everyday wear. With a relaxed fit and a light, airy feel, these tees become a comfortable classic that you can wear both on and off the mountain.
● Built with quick-drying Dryflo™ Active fabric to wick away moisture and keep you comfortable when the mercury rises.
● Light, airy, and super comfy with a relaxed fit and crew neck.
Optimising the balance of comfort and performance, Dryflo™ Active keeps you going from dawn till dusk, wicking away moisture and maintaining that natural next-to-skin feel.
A baselayer top is essential for any outdoor layering system. Opting for a wicking t-shirt made with Rab's Dryflo™ technology, rather than a cotton material, allows the shirt to better manage your body's moisture and sweat. This helps keep you comfortable during your hike. Designed for fast-moving pursuits in an alpine climate, Dryflo™ Air keeps you comfortable summit after summit with rapid drying and odour control treatment.