Isotex waterproof footwear - seam sealed with internal membrane bootee liner. One piece upper for reduced risk of blisters, lightweight and great shelf appeal. TPU overlays for durability and protection. Hydropel water resistant technology. Lava XL continuous odour control technology. Moulded EVA comfort footbed. Stabilising shank technology. Lightweight rubber outsole featuring internal EVA shock pads for underfoot comfort, protection and traction.