TOP NeopreneOur diving socks are made of 3mm high quality neoprene, soft and snug. | Wear-resistant & Non-slipThe bottom has anti-slip particles, wear-resistant and non-slip, to better protect your feet | Underwater WarmthThese dive socks can be paired with ankle boots or fins for added warmth in extremely cold water. | Super Stretchy Sock OpeningEasy to put on and take off, more comfortable feet |