Elastic knee support sleeve Master Aid Sport - Size 3 (37/41 cm). Provides elastic support and compression to stabilize the knee during sports or daily activities, helping prevent sprains and reduce overload. Designed for easy wear, adjustable fit without excessive tightening, suitable for indoor and outdoor use. Supplied with a soft pouch, ready to use. Manufacturer: Pietrasanta Pharma Spa. Medical device for common use.