The ThermoBall™ Progressive II Waterproof Zip-Up Winter Boots are designed for women who want a stylish and functional boot for winter. These boots are waterproof and breathable, thanks to DryVent™ technology, and feature ThermoBall™ Eco insulation to keep your feet warm and comfortable. The grippy rubber soles and supportive OrthoLite® footbeds provide excellent traction and comfort, making them perfect for walking on icy pavements.