Windproof All Weather Skull Cap long-sleeve All features an ingenious wave-shaped

All features an ingenious wave-shaped foam core to ensure campers’ sleep comfort whilst reducing the SIMs’ volume when packed away

Warmth is provided by quick-drying Stratus™ polyester sheet insulation

The Hydro Flask Promise

fingers mimic the wearer’s hand

support where it matters and all-around exceptional breathability for long gym sessions or all-day multi-pitch endeavors

Windproof All Weather Skull Cap long-sleeve All features an ingenious wave-shapedAn ultra lightweight, windproof skull cap, ideal for wearing under a cycling helmet. Polyester and nylon blend is moisture wicking, helping draw perspiration away from the wearer. Head will remain dry and aerated. Under helmet cap offers UV and wind protection, two of cyclists biggest adversaries. A cycling essential. Suitable for a range of sports requiring headgear protection skiing, snowboarding and motorcycling. In need of a waterproof cycling cap?