Design: Seam-sealed waterproof nylon upper with rainbow stitching detail offers reliable protection during outdoor activities Faux fur collar for added comfort Bungee lacing system for kid-friendly on and off NiteRays reflective technology for added safety In-Shoe Comfort: Moisture wicking lining for comfortable all-day wear Fixed foam and fleece insulation Removable 6mm felt/2mm EVA insole, with silver foil lamination for added cold protection Durability & Traction: Waterproof and recyclable lightweight synthetic RubberHe shell Proprietary technology offers traction and increased flexibility ICEWAVE outsole with multi-directional treads for stability in snowy conditions Additional Details: Comfortable down to -40degF Vegan-friendly Height: 24 cm Weight: 735 g per pair Circumference: 28 cm (size 12)