Tecnica Men&#39;s Men&#39;s Alpine Speed High GTX Light Fast Hiker,Orange,9.5 M,Tecnica,11220100" /> 100% Leather and textile Vibram sole TRS stands for Tecnica Rolling System and it is midsole platform for all our shoes TRS is am energy and cushioning system that provides superior forward energy transfer, comfort and grip resulting in a faster, smoother and safer ride Forefoot features our Rolling Rocker that provides better energy transfer and propulsion with every step Ortholite footbeds provide superior cushioning, step-in comfort, durability and are anti-microbial