CHEJI 2015 Men's Women's Cycling Arm Warmer Spiderman Design Outdoor Wearing 80% Polyester+20% Lycra Wash with cool water: 30 ,Do not brush ,Do not bleach ,Cool iron , Put in wash pocket when wash in machine 1.Function is breathable, quick dry with good elasticity 2.Excellent protection from the sun, Protect the Skin ,Anti friction damage 3.soft and light 4.Simple elegant design suit for different people and different outdoor sports. such as cycling , running, training.