This style fits true to size, order your normal size. Designed in QC Upper: Synthetic leather with inside zipper for ease of entry and better fit Lining: Extra warm and comfortable synthetic sherpa with 200 grams of 3M Thinsulate insulation with water resistant membrane Lining of insock: Synthetic sherpa Insole: Memory foam cushioning that naturally contours feet for all-day comfort and support Outsole: Moulded TPR with high traction sole engraving Round toe Heel type: Flat Heel height (approx.): 4.5 cm Vegan Water resistant Cold Rated -30 ºC