Get the ideal mix of style and comfort wearing the Columbia® Bugaboot™ Celsius Plus Shoes. Leather and synthetic upper. Textile lining and insole. Traditional lace-up closure. Round toe silhouette. Omni-Heat™ Reflective Thermal Reflective Warmth technology utilizes a breathable material with little silver dots that reflect body heat for excellent interior warmth and comfort. Techlite™ lightweight EVA midsole for long-lasting comfort, superior cushioning, and high energy return. OutDry™ waterproof, breathable construction keeps out the wet elements while providing a drier, more comfortable foot environment. Waterproof breathable membrane construction keeps out the wet elements for a drier, more comfortable foot environment. Synthetic outsole. Questions? Leave a comment below!