Product Details TOUGH TERRAIN TACKLER. The Nike Air Zoom Terra Kiger 6 is built to take on wet and rocky trails. Lightweight in design, it features a sleeker look with a woven heel for a secure fit and feel. Faster, Sleeker, Stronger Mesh at the forefoot feels lightweight and enhances ventilation. A woven heel delivers a secure, stable fit. Cushioned Responsiveness Nike React technology is a lightweight and durable foam that delivers a smooth, responsive ride. A Zoom Air unit in the heel provides extra cushioning. Multi-Surface Traction Multidirectional traction lugs in the forefoot and heel are made from high-abrasion rubber for enhanced grip on descents and ascents. A rubber pod at the midfoot helps deliver wet-surface traction. More Benefits Padded tongue helps relieve pressure caused by foot swelling over long mileage runs. Segmented rock plate in the forefoot helps shield your foot on rough terrain without sacrificing flexibility or groundfeel. Midfoot lacing system helps provide snug support. Product Details Weight: 8.50oz (Women's size 8) Offset: 4mm (Forefoot: 10.5mm, Heel: 14.5mm) Synthetic leather and textile materials in upper Updated collar Nike Air Zoom Terra Kiger 6