Fit for you. Fit for more. This update to the most-loved Sky Walk gives you all the support, cushion, and performance you need for fitness walking and more. BEST FOR: High-performance fitness walking. PERFORMANCE TECH: Skeletal Guidance System for exceptional built-in support under the arch and midfoot. MADE FOR WOMEN FIT: Designed for a woman’s unique foot shape, muscle movement, and build with a narrower heel, roomier toe, and softer foot cushioning. MATERIALS: Breathable mesh, durable faux leather overlays and toe cap, + padded heel collar for extra cushioning. CLOSURE: Lace-up front for a secure fit. INSOLE: Memory Foam for all-day comfort. MIDSOLE: Lightweight EVA for soft cushioning. OUTSOLE: Non-marking rubber sole for traction + durability. WEIGHT: 236 g/8.5 oz per shoe. HEEL-TO-TOE DROP: 9 mm.