We recommend that you take one size above your usual shoe size. VEJA creates a shoe conceived for treks and hikes:The Fitz Royis a technical hiking shoe with a solid and stable sole, thanks to multidirectional crampons and a rock-plate. Weight: 384g (size 43/9 US) Drop: 6 mm Ride: Neutral Surface: Outdoor and trek MATERIALS Upper in Trek-Shell: Recycled polyester (100%) Panels made: T.P.U. Logo V and heel support insert in Pebax® Rnew®: Ricinus oil (62%) Insole: Amazonian rubber (12%), sugar cane (47%) Midsole: Sugar cane (50%) Outsole: Amazonian rubber (31%) Tech lining: Recycled polyester (100%) Laces: Recycled polyester (100%) Bio-based / Recycled (43%) Made in Brazil Trek-Shell is a very resistant, tightly woven fabric made of recycled polyester. Inspired by outdoor textiles, it provides a reinforced structure, great malleability, and flexibility. The fabric is treated with a PFC-free Durable Water Repellent, keeping your feet safe from light rain or wet ground. This fabric is well suited for outdoor activities.