The Arxus Unisex Pioneer Nord Wellington Boot is made from 100% natural rubber. The inimitable construction makes the boot waterproof before the sole has even been assembled and the 2-year guarantee gives peace of mind when purchasing. The 3mm neoprene lining offers exceptional warmth during the cold months and the removable anatomic EVA insole increases the shock-absorbing effect during walking. Pioneer Nord Wellington Boot Features Arxus Pioneer Nord Wellies 100% natural rubber 3mm insulating neoprene lining- can withstand temperatures as low as -15c Adjustable side gusset with metal clamping buckle Arxus X-pattern high-grip sole Removable anatomic 4mm felt-lined EVA-insole Two-year guarantee Arxus\' Ref. MPN: 1009Colour: OliveSizes: UK 4.5-12.5PM Ref. 1606106