Pro Biker Knee Guard for motorcycle touring. Features Fine workmanship and high quality, portable and cool appearance. Hard shell made of stainless steel can provide maximum protection for elbows. Breathable material prevents you from sweltering heat during riding. Equipped with adjustable elastic quick release strap for easy application and removal. Wide application for motorcycle riding, motocross racing, bike riding, skating and other outdoors sports. Color: Black Material: High-Density Polymers and Stainless Steel, Size: Universal Fitment: for motorcycle riding, motocross racing, biking riding or other outdoors sports.