The Aigle Parcours wellie boot are anti-fatigue rubber boots that insulate from the cold with their Neoprene linings. They have tri-density rubber soles, offering comfort and allowing you to walk further without getting tired. The damping cushions in the heels act as return springs. With their adjustable tabs and gussets, these boots fit snugly to your legs and the fitted ankles hold your feet firmly. Anti-fatigue sole for extreme comfort. Protects against the coldest of climates. Natural rubber upper gives comfort, strength and flexibility. Waterproof and adjustable gusset. 4.5mm neoprene lining for warmth. 4.5mm lining in the insole to protect around the foot. Extra lining in the sole to protect the sole of the foot against the cold. Three density natural rubber shock absorbing sole, for cushioning, stability and abrasion resistance. Multi directional grip to prevent sliding in all directions.