Comfortable boots made from natural rubber by Tretorn, founded in 1891 in Helsingborg, Sweden. With a neoprene lining for warmth, created without the use of chlorine. Waterproof natural rubber. Neoprene lining. Pull tabs. Chunky tread sole. Details 70% natural rubber, 25% SBR neoprene. Lining: Polyester. Insole: 4mm EVA. Outsole: Rubber. Although durable, natural rubber may require additional care compared to synthetic versions and it is best to avoid mud. If you get caught in these weather conditions, remove any dirt and dry at room temperature for longevity. Made in China. Heel height 3cm.