Karnik UV Protection Cooler Arm Sleeves 1pair for Bike/Hiking/Golf Karnik Arm Sleeves - cool and comfortable in any activity. One Size Suitable Compression Fit for Unisex. Stretchy, Fast Dry materials for excellent cooling effect. Prefect for outdoor and indoor activities Material : Tactel 88%, Spandex 12%, 3D Weaving Design, 4-way stretch Design. Seamless Karnik Arm Sleeve - Cooler than Bare Skin Perfect for All Outdoor and Indoor Activities.