SIZE CHART: XXS: suitable for shoe length 20-20.5cm(kids size) XS:suitable for shoe length 21-21.5cm S:suitable for shoe length 22-22.5cm M:suitable for shoe length 23-23.5cm L:suitable for shoe length 24-24.5cm XL:suitable for shoe length 25-25.5cm XXL:suitable for shoe length 26-26.5cm No More Scratches And Bruises3mm neoprene diving and beach water socks shield your feet from sharp rocks, sea shells, coral and jelly fish stings. You can enjoy the fantastic moments with no worries. Fit snug, dry quickly. Perfect for all water sports. Neoprene Beach Socks For SportsPremium water socks with anti-slipping rubber grips soles, Perfect for varieties water sports like paddle boarding, kite boarding, wakeboarding, kayaking and more. The elastic ankle straps can be adjusted to fit any ankle size and keep the socks on. Comfortable enough to wear all day. Warm And ProtectiveThese diving socks material is thick. Also the bottom has little rubber grips over the surface. Keep your feet warm when you paddle boarding in cool water. the elastic ankle straps really help with keeping the booties on and keep the sand out. Comfortable enough to wear all day. Diving Socks Worth TryingFlexible but thermal diving socks with tougher than standard sole with reinforced rubber grip. Increase friction on the sole so it can grab the paddle board while standing. These dive socks are abrasion resistant and tearing resistant. Great for sandy, rugged or slippery environment without feeling dangerous or uncomfortable. Sandproof & WaterproofThe swim sock sole and outer front are made of wearproof and heavy-duty fabric.The top part of socks made of high quality material snugly seals your feet,even when you walk on rough surfaces occasionally such as rocks and gravel, without damaging them as you would with standard diving neoprene socks.