AKONA"s Standard 3 mm nylon II neoprene Boots utilizes glued and blind stitched seams for a superior water seal. New design provides a contoured and snug fit, creating a more comfortable and warmer boot. The sole provides exceptional no-slip grip texture. This new spike-like rubber sole features a deep cut pointed texture that drastically reduces hydroplaning across a boat deck, dock, sidewalk or floor. 30% thicker than the average vulcanized rubber sole, AKONA"s new sole design provides comfort, stability and confidence while being worn before, during and after the dive. The slip-resistant sole, wraps around the bottom of the boot for additional support and grip, no matter how rugged the surface. The boots come with an YKK #5 self-locking and corrosion resistant zippers. Full-length zipper pocket minimizes water entry. A longer pull-tab on the heel allows you to don the boot with greater ease. Boot is available in 9 sizes from 5 to 13, comes with a mesh draw string bag and is covered by a 24 month limited warranty.