These Surfer boots are designed to get wet, with waterproof seam-sealed construction to protect them from slush, rain and snow. With an 8mm Zylex® removable felt liner these kids’ winter boots are super warm. Perfect for waking up to freshly fallen white stuff and running out the door to play. Height: 21.5 cm Weight: 862 g per pair Circumference (based on size 12): 280 mm Comfortable down to -40°C Vegan-friendly UPPER Seam-sealed waterproof nylon upper Lace up style with Easy-Grab Lace Lock Snow collar and gusset tongue 8 mm Zylex® removable liner (97% recycled content) Moisture-wicking lining NiteRays reflective technology INSOLE Comfort footbed with felt lining Removable frost plate OUTSOLE Waterproof and flexible synthetic rubber shell LIAM synthetic rubber outsole Deep, self-cleaning lugs for superior traction on snow