FR5 Boots Don?t miss a shift with 3D molded plastic shift panel with added grooves and texture that also saves boot from premature wear TPU (thermoplastic polyurethane) heel piece connect with lateral/medial TPU pieces for full coverage Pre-shaped molded plastic 3D shin adds impact resistance and comfort Soft interior foam surrounds the ankle and collar Contoured TPU calf plate Full textile lining CE Approved to EN13634:2015 Innovative one-piece plastic injected ?fish tail? midsole Molded outsole provides a modern stylish look and helps to keep the weight down Outsole rubber compound provides good levels of grip while remaining durable Padded microfiber gaiter provides a comfortable rim around calf while sealing the opening from debris Bio-mechanical pivots on the inside and outside of the ankle for increased stability and support Rubber heat shield is long lasting, won?t melt, and provides good grip Adjustable aluminum quick-lock buckles provide a solid locked in feel and open design keeps dirt from clogging the function