High quality fabric to keep warm and prevent knee injuries Light, breathable, not stuffy Sports protector that effectively buffers external pressure and shock during strenuous exercise Give the knees the right pressure to prevent the knees from slipping specification: Material: Nylon Size: all size Color: black, nude Specifications: High quality fabric to keep warm and prevent knee injuries Sports protector that effectively buffers external pressure and shock during strenuous exercise Give the knees the right pressure to prevent the knees from slipping Size: 45cm * 50cm * 40cm Suitable for leg circumference: 23cm-48cm Package include:1 pair knee pads Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.