The Acton Prairie insulated rain boot, made of natural rubber, is 100% waterproof and exceptionally durable. It features a triple-density removable liner that delivers outstanding comfort and warmth down to -60°F / -51°C. Versatile, long-lasting, and surprisingly comfortable, it’s ideal for outdoor activities, hunting, fishing, and agricultural or general outdoor work. The perfect boot to keep at the cabin, ready to handle harsh weather and extreme cold without worry.