Discover the freedom of movement with the compression knee pads SHOCK DOCTOR. It is a pre-curved toggle compression. It lets the patella to be free. It stays firmly in place while the breathable mesh window strives to increase be breathability and raise the level of comfort. Performance Level 1: Lightweight support for minor ache, sprains and strains. Pre-curved anatomical design N-TexTM for better moisture management and to increase heat therapy. Antimicrobial technology to reduce odor causing bacteria. No LATEX. This product is not a substitute for medical care. Always see a medical advice for diagnosis and treatment of pain, injury or irritation.