Brand: YaDai Color: Black Material: Right Number of Items: 1 Manufacturer: YaDai-au 【Thumb Support】: Thumb-in fixing, built-in composite sheet, attached to the thumb, comfortably fixes the wrist tenosynovium, slightly restricts the bending of the tenosynovium between the thumb and wrist, reduces the pressure on the tenosynovium, and alleviates wrist discomfort. 【Lightweight Design】: Composed of various composite fabrics, mainly lightweight nylon + abrasive fabric, weighing less than 12 grams. It doesn't feel heavy even when worn on the hand. Very convenient to carry in a pocket or bag. 【Easy to Wear】: 6 CM wide design, wider range of wrap wrist, double small band design, segmentally pressurized fixation, adhered and fixed with Velcro, making it very convenient to wear and remove. 【Elasticity and Breathability】: The elastic fabric is comfortable and soft, with excellent elasticity and stretch, absorbs sweat and dries quickly, and is highly breathable, so it doesn't get stuffy when worn. 【Reusable】: Carefully sewn durable material, enhances the durability of the product, and can be washed without deformation, so it can be used for a long time.