Xelero Tru Trek Active Sandal (Men) - Black/MossTRU True Recovery Underfoot is the only recovery sandal on the market with technology designed to offer a perfect balance of support and cushioning. The EVA contoured footbed supports the heel, foot and arch. The X2 Technology limits forefoot flexion and provides a smooth transition at toe off. Xelero Motion Control Technology keeps the foot in alignment throughout the gait cycle resulting in less stress for the foot, ankle, hips, and lower back. Best