Baffin Men's Selkirk Waterproof Winter Boots - Selkirk is rated for adventurous pursuits in extreme cold temperatures. PolarProven in some of the world's harshest climates, Selkirk is not only technicallysuperior, but also lightweight andflexible. Recommended during moderate levelsactivity, Selkirk offers everything you need in a performance winter footwearcompanion Features: Insulation Level: Removable Comfort-Fit multi-layer inner boot system B-Tek Dry Waterproof Rating: Waterproof Base Thermaplush B-Tek FoamB-Tek HeatPolyWool Hydromax DiamondNet ArcticRubber Polar Rubber Icepaw Snowshoe Compatible Style: EPIC-M002 TECHNOLOGY Upper: Tall height, stylish leather and nylon upper with locking snow collar and built-in extendablegaiter to protect from the elementsSeam-sealed for maximum water protection, Double-strap Velcro for easy fastening and added security, Gaiter clip at vamp for quick and secure attachment of accessory, Pull loop at the back for ease of entry. Base: Arctic Rubber shell to provide lightweight flexibility,cold-resistance and resilience, EVA midsole for lightweight insulation and cushioning, Polar Rubber outsole formaximized grip andlongevity of boot at cold temperatures, Icepaw design pads for improvedcontact-point grip. Fit Tip: True to Size Care Tips: Leather: Apply non-coloured shoe oil or wax to the surface, Nylon: Start by hand washing withwarm water. If dirt persists, use mild detergent. Natural airdry and avoid sun exposure., Rubber Base: Wipe with a damp cloth to remove excess dirt