Sand, dust and hours of adventure. Developed as a proto for Salomon athletes, the S/LAB Ultra Dust delivers comfort in extreme conditions no matter how far you run. A fully integrated gaiter with filtering properties keeps out dust, sand and whatever else the trail throws at you - in a lightweight, breathable, cushioned long-distance package. Weight: 11 oz per shoe Drop: 6 mm (41 mm heel / 35 mm forefoot) Lug depth: 4 mm Midsole: optiFOAM and optiFOAM+ (PEBA and EVA blend) for a dynamic, ultra-plush ride Outsole: All-Terrain contaGRIP Upper: textile / synthetic with a fully integrated filtering gaiter Lacing: quickLACE one-pull system Support: neutral; high foot protection; regular width Built for: ultra-distance trail running on mixed terrain Colorway: WHITE / FIERY RED / VANILLA ICE Sizes: US men&';s 7-14, half sizes included.