Polyester (40%), Polyurathane (60%). Isotex waterproof footwear, seam sealed with internal membrane bootee liner, Hydropel water resistant technology, PU nubuck and breathable mesh upper for lightweight protection. Elasticated lacing system, hook and loop fastening, deep padded neoprene collar and mesh tongue. Stabilising shank technology for underfoot protection and to reduce foot fatigue, EVA midsole for lightweight cushioning and reduced impact on young joints. Lightweight hardwearing rubber outsole with multi-directional cleat pattern. Ref: UTRG4851