The Coldfront Insulated Cap infuses bluesign® approved and recycled materials with VerticalX™ ECO insulation into an insulated head, ear, and neck coverage for warmth when the temperature plummets below freezing.A 53% recycled Pertex® Quantum ripstop shell blocks wind and is stuffed with 85% recycled VerticalX™ ECO insulation for the coldest days. Pertex® Quantum fabric allows insulation to loft while providing excellent weather resistance.The Coldfront Insulated Cap is designed to stuff deep inside a pack when not needed. When the thermometer drops into the single digits, pull it out and loft it up in seconds for supreme warmth.