Gently used have owned for less than 4 months Worn maybe 5 times Original lace up from purchase From website: 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. Materials: Total Recycled Content: about 44% Lacing: Speed Heel to toe drop: 7mm