Features: Nylon Material: Arm sleeves are made of nylon which is breathable has good sweat absorption and is comfortable to wear. Features: Arm sleeves quickly absorb sweat and dry up moisture keeping your arm fresh throughout the day instead of being hot and sticky. Elastic Arm Sleeves: Arm sleeves are elastic and can be expanded so they fit most people. Function: Arm sleeves provide strong protection against brutal UV radiation in the summer preventing muscle strain during outdoor activities exercise etc. Versatile: Arm sleeves can be used for training cycling fishing driving jogging rock climbing or any other outdoor activity. Specification: Color: Green /Blue/ Black Material: Nylon Product Size: Approx.15.5x14x1 cm/6.10x5.51x0.39 inch Notes: 1. Due to the lighting effects and shooting angles there is a color difference in the product please understand. 2. Due to manual measurement there is a tolerance in the product size. includes: 1 Pair of Arm Sleeves