M: Suitable for palm 8-9cm L: Suitable for palm 9-10cm XL: Suitable for palm 10-11cm XXL: Suitable for palm 11-12cm 100% 3M THINSULATE-G-150g Insulation Fabric double-d-ring closure Nylon lens WARM HANDS, GOOD GRIP AND COMFORTABLE FOR EXTREME COLD WEATHER - Our winter ski gloves are lined with thermal TR lining and filled with warmest 150g/m2 of 3M Thinsulate insulation insert to provide superior warmth and comfort in extreme cold weather as low as - 40F to contribute to make these gloves the warmest gloves. Please refer to the size chart in the product image area to choose the fittest size WINDPROOF, WATER RESISTANT, SNOW PROOF - The unique air design of the winter sports gloves features windproof and water-resistnat nylon outer layer inserted with breathable and waterproof inserted TPU membrane that protect your hand from harsh weather and cold snowmelt while allowing air to flow through the gloves to keep your hands flexible GREAT FOR WINTER CHORES AND OUTDOOR SPORTS IN THE SNOW - These work gloves with double stitches seal and genuine cow leather palm reinforced by wear-resistant cowhide patch between thumb and forefinger provides superior durability, wear-resistance and even aids in grip on shovels, ski poles, hockey sticks and so on