Never worn!!! Too small for my feet so never worn! Heel to toe drop What does Heel to toe drop mean? 7mm Key features Weight: 203g Updated silhouette with new materials and tech features Breathable antimicrobial mesh with taped reinforcements CloudTec® in Zero-Gravity foam for a cushioned landing Updated Speedboard® transforms energy into forward motion Molded heel design holds your foot securely in place More comfort. More recycled materials.