100% Waterproof Neoprene All-Weather Boot. So comfortable for every day wear. Handmade vulcanized construction prevents weak spots in seams and allow for fun prints. Soft and cozy lining that is a moisture-absorbing polyester/cotton blend. Comfortable EVA insole - removable for easy cleaning Rubber Outsole is made with slip-resistant lug to help provide traction Measurements - Wide calf has expandable gussets in the upper outer sides - Shaft is approximately 12” from the arch