Ushering in a new era of high performance trail shoes. TR1 Mesh 2.0™ is exceptionally breathable, ultra-lightweight and naturally shaped. Its combination of innovative, supercritical foam with exceptional grip and turbo ventilation is designed to flow over wet and dry trails. Features: ASTRALITE™ SUPERCRITICAL FOAMNitrogen-infused ‘Supercritical’ TPE foam midsole is cleaner to produce, more responsive, lighter, and more durable than traditional EVA foams. BALANCED GEOMETRY™Zero drop, Level Footbed® + a wider toe box respects your foot's natural position while increasing balance and stability. EXCEPTIONAL GRIPSticky yet durable G.15 Rubber™ + Trail Grip™ outsoles provide exceptional grip on wet and dry surfaces. Non-marking. Technical Details: Intended Use : Hiking / Thru Hiking / Backpacking / Trail Running Uppers : Quick dry 100% recycled (rPET) 3D Mesh upper with TPU overlays // EVA heel cup // Removable EVA sockliner // Water resistant laces Midsole : 12mm Astralite™ nitrogen-infused ‘Supercritical’ TPE foam Outsole : Trail Grip™ outsole made with non-marking, G.15 Rubber™ Foot to Ground Distance: 20 mm Weight / shoe : 304 g / 10.7 oz (M’s 9/W’s 10 US) Sizes : M's US 5 - 14 // W's US 6 - 15 Shape : Original Shape™ // Secure midfoot and heel with a wider toe box. Great for those looking for a combination of security and stability, and / or curious about natural shaped shoes. Fit : True to size.