1. Hook and loop design: Velcro fastener, adhesive, adjustable to your needs. Features an exquisite locking edge with strong stickiness for durable use. The wearresistant base ensures longlasting performance, making it for sports injury prevention. 2. breathability: Soft inner fabric prevents leg irritation and ensures allday comfort. The breathable material provides warmth while protecting the ankle. Compact and lightweight for easy portability. The soft padded cover enhances comfort and safety. 3. Use anytime, anywhere: This product can traditional plaster fixation, offering firm orthosis support, especially during nighttime sleep. Ideal for use while watching TV on the sofa or resting at night. 4. Multisize design: Available in three sizes (S: 3539, M: 4044, L: 44) to accommodate different needs. Suitable for most men and women, as well as any foot type. Choose according to your foot size. Note: This listing is for one unit; if you need a pair, please two pieces.