The Ultra Glide 1.5 shoes use two different cushioning foams, and the wavyRelieve Spheredesign of the sole adds an extra dose of softness. Like other S/LAB products, the Ultra Glide 1.5 has been developed in collaboration with professional athletes. The S/LAB Ultra Glide 1.5 is slightly more stable than its predecessor, but the overall feel remains largely the same. - Salomons standard last: slightly narrow, especially at the toe - Drop: 6 mm - All Terrain Contagrip outsole with 4 mm lugs - optiFOAM and optiFOAM+ cushioning materials combine EVA and PEBA foams - Salomon Quicklace speed lacing system