PU nubuck and breathable mesh upper. Rubberised toe and heel bumpers. EVA comfort footbed. Isotex waterproof footwear. Seam sealed with internal membrane bootee liner. Hydropel water resistant technology. Deep padded neoprene collar and mesh tongue. Stabilising shank technology for underfoot protection and to reduce foot fatigue. Lightweight, low profile rubber outsole. Great grip and hardwearing.