This model has a waterproof shaft and a Sympatex lining on the inside. This combination makes the shoe 100% waterproof. The applied impulse insole is moisture-absorbing and contributes to warm and dry feet.
The outsole is produced from two hardnesses polyurethane. The outsole is therefore wear-resistant and SRC approved. The midsole provides optimal shock absorption. The heel and heel are supported with a unique stability control at the rear of the shoe.
As protection, a non-metallic composite toe cap is used in combination with an anti-perforation textile midsole. This makes the Makalu S3 certified.