Ilse Jacobsen Hornbæk RUB1 Long Rubber Boot is an iconic laced, knee-length waterproof boot designed for wet and cold weather. It pairs a durable rubber upper with an insulated insole and treaded EVA sole for traction and warmth. Key attributes: Red | Natural rubber | Waterproof | Insulating insoles for cold conditions (resists down to -20°C) | EVA outsole with non-slip tread and anti-ice properties | PVC-free construction | Adjustable laced closure for a flexible fit | Textile/fleece lining for warmth | Insulating footbed | Knee-length silhouette | Decorative D-ring at center back | Metal eyelets and military-style lacing | Gusset behind laces to help prevent water ingress | Dimensions & fit: Regular fit — true to size | Medium width | Knee-length shaft | Composition & care: 80% natural rubber | Cotton-fleece lining | EVA outsole | Textile lining | Wipe clean with a damp cloth. Treat periodically with rubber care oil as recommended by the manufacturer. Do not machine wash.