Age: Universal. Protective pads: CS protection. Versatile knee supports designed for activities that place demands on the joints, including baseball, basketball, football, gym workouts, hiking, running, tennis, volleyball, and more. They provide knee protection while preserving full range of motion and comfortable movement. Easy on/off and secure fit: ergonomic fourway stretch compression sleeve design with a nonslip silicone grip wave technology. These features allow the sleeves to slide on easily and stay in place during activity, providing stable support for walking, squats, and other weightbearing exercises. Relieve knee pain: designed to help reduce knee pain during activity and support ongoing joint comfort. Key attributes: Function: knee protection, joint stabilization, and pain relief during movement Compatibility: suitable for walking, squats, and weightbearing activities Size: universal sizing indicated Material/Construction: fourway stretch compression sleeve with nonslip silicone grip wave technology Performance: supports joint stability and maintains movement range during activity Use scenarios: On the court or field: basketball, tennis, volleyball, or football to protect against joint stress Outdoor or endurance activities: hiking or running to cushion joints and reduce fatigue Gym and weightbearing workouts: squats and other resistance exercises to stabilize the knee during movement