Features: 1. Ultra-thin, super elastic, 1.73 times of resilience without squeezing marks. 2. Breathable and skin-friendly, and widens the edge to prevent sliding. 3. Scientific design, let you bends freely and it conforms to body. 4. The active printing and dyeing process, not fade, durable and easy to clean. 5. Perfect for elderly, office worker, and anyone to keep knee warm and protect knees. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Type: knee pads Main material: cotton Size: S:28x16cm(length*width), suggested weight 40-55kg M:28x17cm(length*width), suggested weight 55-72.5kg L:28x18cm(length*width), suggested weight 72.5-95kg Qty: 1 pair Application: indoor keep warm includes: 1 pair x knee pads