The Sorel Men's Timberwolf Lea Apre' Boots combines the power of a waterproof body with comfort of 400g Thinsulate® ® Insulation to keep you toasty and comforble during hikes up the mountains and snowshoeing. The built-in gaiter loops on the boots allow them to be joined with paints to create a weatherproof, formidable layer for snow to sneak in. The EVA footbed, EVA midsole will keep your feet comfortable from inside while providing a support and traction on rough terrains.