Extreme cold weather calls for the Intrepid Snow Boot. Handcrafted with a recycled nylon upper recycled fleece lining and an innovative Ortholite footbed tread through frosty excursions with the comfort and support you can rely on. The water resistant shell and internal waterproof membrane ensure these boots are 100% waterproof and the elasticated drawstring and toggle along the topline retain warmth. Constructed with an outsole made from FSC-certified natural rubber from forests independently audited to Forest Stewardship Council standards these boots can be worn in temperatures as low as -20C (-4F).