Sailors, get on board! This popular rubber boot is sea certified and holds all the advantages of Viking's rubber boot collection. Flexible, all natural rubber, adapted sole for on deck activities, and quick drying polyester inner lining! A soft, flexible and easy going boot. The style is normal fitting and the entire 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 lightweight quick drying polyester in the shaft with canvas in the foot for stability. All Viking rubber boots are handmade in natural rubber. The boot is PVC free and vegan.