The first Anti-Fatigue Boot adapted to all calves. With their tri-density rubber soles, Parcours® boots offer comfort, allowing you to walk further without getting tired. Colours Available: Bronze & Khaki Sizes Available: 39 - 48 The first anti-fatigue boots adapted to all calves and is manufactured by hand in France Gusset: Waterproof and adjustable Lining: Polyester Insole: absorbent foam over a Softex lined rubber base Outsole: Three-density natural rubber shock absorbing soles Upper: Primarily Gomma Plus natural rubber The boot has been designed with a gusset system, which makes them comfortable to wear and easy to slip on and off. The gusset also adapts to any size of calf. There's nothing trivial about the design of the sole grip. On this model, it has been specifically designed to easily repel soil and pebbles as you walk. The boot is made from natural rubber to ensure it is totally waterproof. Every pair of boots produced is tested for watertightness! The boot is filled with air and then immersed in water. If no bubbles appear, it fulfills its purpose and is ready for you to wear.The boot has been designed with a more generous shape in order to adapt to the widest calves with maximum comfort. The sole's composition is designed to provide optimum grip and be longlasting: ideal for slippery surfaces and soft ground. This tri-density sole ensures maximum comfort. It has a progressive cushioning rubber insert, a stabilising midsole and a 360° gripping sole inspired by a chamois mountain goat hoof. Legs gets less tired and wearers of this model can walk for miles without feeling the strain.