Worn only once. Power grips with a donut pattern, perfect for training. ■ Size & Specifications Free size (see images for details) Wrist circumference guide: Approximately 18-20cm Material: Nylon + Rubber + Stainless steel hook Weight: Approximately 160g (per pair) ■ Product Features Durable with high-strength materials Fits the wrist securely Easy to use for beginners to advanced users Thank you for viewing.