Wearing Protection-- It can effectively block ultraviolet rays and protect your skin from the sun. Thumb hole can fix the position of the sleeve on the arm.Effective Protection -- Arm sleeves are very popular in preventing sunburn, lawn and garden farm and other outdoor work, and can effectively protect the arms from scratches when working in the garden farm.Ideal Gift -- Give our ice silk sleeve as a gift to your family and friends, it can work effectively in all aspects of their arm skin protection, it is a necessary outdoor supplies in your daily life.Material -- High-quality nylon, comfortable and breathable, wear-resistant and scratch-resistant, can be worn all year round, ideal for harvesting, gardening work, hiking and other indoor and outdoor activities.Size -- 17.3 inches long, each pair includes two arm sleeves. One size fits both men and women. Stretchy fabric. Even thin arms won't slip off easily while working.