Material: nylon Color: style 1, style 2, style 3, style 4 Size: 23 cm*16 cm*5 cm Package contents: sleeve*1 1. The arm sleeves can cover your forearms well, keeping them away from strong sunlight, to enhance your working or exercising experience in hot weather, and serve as ideal partners for you when running, climbing, cycling, hiking, fishing, traveling, playing ball games, and so on. 2. The arm sleeves for women and men are designed for summer, which can absorb your sweat and dry quickly, and can offer you a cool wearing experience at high temperatures. 3. Made of nylon, the athletic sleeves for arms are smooth and useful, have fine elasticity, making it convenient for you to stretch them according to your actual needs, suitable for both men and women. 4. The breathable arm sleeves can be thoughtful gifts for your family members, friends, classmates, teachers, colleagues, teammates, and more, to express your love and care for them, and make them feel appreciated and happy.