Based on our super-tough Endura design, Endura II also features a heat-resistant sole to keep you comfortable in the extreme conditions. It also features a scuff cap, heel support, reflective strip and is SRC slip-rated for a sure grip on all surfaces.Upper: Tough hide upper - water resistant, durable and breathable. Padded full bellows tongue. Triple stitched stress points and has a deep padded scoop collar with reflective strip. Unique Ankle stabiliser offers support and protection and a scuff toe extends the wear life.Lining: Padded, moisture wicking and highly breathable. Cool in summer, warm in winter.Footbed: VS100 twin shock absorbing footbed is contoured to supports and cradle the foot.Toecap: Wide fitting composite non sparking and thermal insulating. Tested to impact of 200 Joules.Protective midsole: Flexible corrosion resistant steel, pierce resistant to 1100N.Sole: 3D - a clever combination of 3 densities of polyurethane and Rubber. Ensures high slip, heat and abrasion resistance as well as comfort. Multi-directional tread ensures good traction in a variety of conditions. Heat resistant to approximately 300�C.