ASICS. S755N9093. GEL-CRAZE TR 4. BLACK.For athletes looking for a versatile cross-training shoe our GEL-Craze TR 4 shoe combines protection and responsiveness for ultimate performance. Rearfoot GEL Cushioning System provides protection against harsh impact - ideal for those who mix up their fitness routine on a variety of hard surfaces. Our Solyte Midsole material creates a lightweight and responsive bounce back experience easing the transitions in lateral movements.