The Dainese Rival Series protectors are designed to provide maximum resistance and protection and unique free riding without restrictions. The Dineze Rival Pro Knee Guards bring steel protection to the mountain biking world. By combining the flexibility and breathability of Pro Shape 2.0 technology, the wearer is able to ensure excellent freedom of movement in any position, from the toughest downhills to uphill to change, and the wearer is always able to enjoy the highest level of safety. You wont feel the need to put your clothes down or take them off. Inspired by sliders inspired by Dinese developed for the MotoGP suit, the steel plate in the middle of the knee provides high protection against punctures and high-speed impacts from rocks and tree roots and other sharp objects such as rocks and tree roots while providing excellent slide performance on the go. The Pro-Shape 2.0 main protector is constructed with a carbon elastomer that is inspired by natures orthotic shapes for superior flexibility and protection. Open construction accounts for 45% of the entire surface ensuring the highest level of breathability and comfort in all conditions. The external protective bolster also acts as a protective role to protect your knees when you slide it around. Stretch rubber and tubular construction ensures positioning and stability at all aspects of activity. The highest level of safety and durability of the protector allows you to wear it at all times during intense exercise.