Packing list: You will receive 2 gray patellar tendon straps. Sufficient quantity can meet your daily use and replacement needs. Note: There is no difference between left and right when using. High-Quality Material: This patella knee brace is made of high-quality silicone, is lightweight, soft, and easy to wear and clean. It does not affect mobility when used, so you can use it with confidence. Adjustable size: These patella straps are soft and elastic, suitable for knee circumferences of 30- 40cm /11.8- 15.7inch . The size is adjustable to meet your needs. Thoughtfully designed, this knee brace features an ergonomic design, providing excellent support and stability for both men and women, ensuring no discomfort during workouts or other sports activities. The versatile silicone patella strap is very suitable for people who enjoy jumping and ground exercises. Can effectively protect your knees. Suitable for running, basketball, volleyball, football, pickleball, gymnastics, etc.