Brand: Mont-bell [Mont-bell] Arm Cover for Men and Women WIC. Cool Arm Cover Trekking Sun Protection Thin Lightweight Absorbent Quick-drying 1108911 From the official website: These thin arm covers are suitable for protecting hands and arms and for sun protection during trekking and hiking in the spring and summer seasons. They use WIC. Cool, which has excellent breathability and excellent absorbency and quick-drying properties. They are very cool and keep the skin dry, making them comfortable even in the summer heat. They also have a deodorizing function due to the photocatalytic effect. The fit can be adjusted simply by pulling the elastic at the top, and they are designed to stay in place during exercise. The cuffs use Spiral Slantec® cuffs for a comfortable feel against the skin. Specifications 【Material】Wickron® Cool [Polyester] 【Average Weight】32g 【Colors】Black (BK), Navy (NV), Light Gray (SV) 【Sizes】Upper Arm Circumference: S (22-26cm), M (26-30cm), L (30-34cm) (Unisex) 【Features】Spiral Slantec® Cuff