This ZHIK Book 460 is a 2mm neoprene lightweight race boot which has been designed for ultimate feel and control during water activities. They will keep you connected on slippery boat surfaces. Their innovative side lacing system makes for an adjustable fit for hiking, trapezing and adding layers in colder conditions. There is nothing metallic on the boot, so you won’t scratch the side of your boat when climbing back in after a wipe out! Other features and details include: * High-cut lightweight race boot for control and ultimate feel * Custom high grip ZK Sole for the ultimate grip on wet surfaces * Side lace system for an ergonomic adjustable fit * Lightweight, supportive upper construction with 50mm velcro ankle strap * 2mm neoprene construction * Measures approximately 11’ front to back * I scratched the top of the left boot. Only superficial scratch. See last photo.