This is the Akona 3.5mm Seco Self Draining Boot Scuba Diving Booties

Features:

• Small drain holes throughout the sole
• Pull Loops allow for ease when putting on the boot
• Seco boots never get sloshy or loose due to filling up with water
• Available in two thicknesses 3.5mm or 6mm

Do your boots hold water between dives? Do they get so loose that your feet slosh around in them? The AKONA Seco boots are unique in the fact that they are self-draining. With its innovative new design, the Seco boot allows water to effortlessly drain out through the soles. Never again do you need to remove your boots in between dives because your boots are filling up.""