The Dunlop? Rugged offers all the benefits of Purofort? and a superior outsole, making it an ideal boot for every-day construction work. This is the only footwear to combine comfort and flexibility with durability under all weather conditions. 100% waterproof (no stitched seams). Keeping feet dry and warm. Stays flexible and supple, with every step and movement. Anatomically designed foot bed, offering support all day. Easy to maintain and clean. Does not dry out and crack. Cut resistant upper. Outsole with optimal grip on uneven and wet surfaces. Steel toe cap and midsole, offering full safety. Cold insulation down to -20?c. Resists minerals, animal and plant oils and fats, disinfectants, fertiliser, solvents, various chemicals. EN ISO 20345:2011 S5 CI SRC.