Neptune Warmers Amphibian heavy duty diving boot features a lace up system for best fit, 3mm neoprene internal sock, rubber toe cap for protection, drainage purge protected by a metal eyelet, and a synthetic leather upper with an additional velcro closure strap. Includes a 7mm neoprene insole for best comfort while walking with heavy equipment and a heavy duty non-slip traction sole for all types of terrain.
Sole - rubber outsole and EVA midsole
Upper - brushed rubber toe and heel cap with synthetic leather upper
Fitting - parachute 550 cord boot lace and Velcro closure strap
Sizing is US