Baffin Chloe Womens Snowmobile Boots Taupe/Brown 8 The Drift series boasts temperature rated boots suitable for everyday winter wear Rated -40degreeC/-40degreeF. Shell is made from an improved light weight synthetic recyclable rubber. Flexible midsole and internal arch support system are bonded to a premium rubber compound outsole. Liner has a 7 layer boot system with Thermaplush.