Dont get swayed by the hype and popularity of so-called high-impact dance sneakers. The Influence from Ryk lets jazzercise junkies move to the beat of their own drum! Synthetic and mesh, Flex-Foil and Direct-Fuse layers provide skeletal support white keeping the shoe light. Ultrathin Flex-Foil synthetic material that crates sleek, welded overlays on the upper for lightweight structure. Direct-Fuse synthetic material that is fused to the upper creating stitchless layering system that increases the strength of the upper. Padded tongue and collar. Textile lining and a cushioned, removable Precise-Return insole for comfort and impact protection. Lace-up front for optimum fit. N-Gage EVA midsole returns energy on impact and provide more shape-retention than traditional EVA. Medial post on the midsole provides additional support under the arch. Footprint design on the outsole follows the biomechanics of the foot and offers outstanding traction and support. Imported. Measurements: Weight: 9 oz Product measurements were taken using size 9, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.