Features of KEEN Youth Greta WP Boot KEEN. DRY waterproof membrane to keep your kids' feet dry and comfortable Multi-direction lugs provide optimal grip in the most rugged terrain Non-marking rubber Outsoles leave no trace or imprints when walking indoors Cushioned collar reduces irritation and discomfort around ankle Area KEEN.WARM Insulation keeps your kids' feet warm in low temperatures Featuring a fleece lining for warmth and extra comfort Made with a wide, adjustable hook-and-loop strap Insulation: 200g of KEEN.WARM Insulation rated to -25AdegF/-32AdegC