Terrain II is a mid cut style so as to be quick to get on and off. The waterproof nylon cuff is adjustable with the speed locker at the back so as not to get caught in the undergrowth. The outsole is based on Viking’s unique Ultimate Grip Concept® outsole for excellent grip in rough terrain. This outsole is made with Light Weight Rubber to reduce the weight of the entire boot. The boot is made of natural rubber which is elastic, resistant and waterproof. The sole is non-marking and the inner sole is removable for easy drying. It is lined with soft lightweight quick drying polyester lining for light weight, and stiffer canvas in the toe area for better stability. Reflective tape at the top of the shaft for night time safety. Fit: Normal shaft and foot. All Viking rubber boots are handmade and in natural rubber. Height size 41: 295 mm. Weight size 41: 1,550 g per pair. Handmade, PVC free and vegan.