AKONA 3mm Standard BootThe neoprene boots feature a vulcanized sole and high quality seams for excellent water resistance. The new design ensures a snug and contoured fit, resulting in a warmer and more comfortable boot. The YKK #5 zippers are self locking and resistant to corrosion. Additionally, the full length zipper pocket reduces water entry, while the longer pull tab on the heel makes it easier to put on the boot.