C-Skins Swim Research 3mm Neoprene Swim Socks - Unisex\'s The C Skins Swim Research 3mm Swim socks are specifically designed for those that enjoy open water swimming and want a sock that will keep there feet warm whilst remaining comfortable & flexible in the water. C-Skins\' 100% Thermotech xtend neoprene provides superb flexibility while the super hydrophonic external lining combined with the flexible quick dry lining and glued and blindstitched seams to produce a pair of superior swimming socks for excellent thermal protection.  The front of the foot and leading up the ankle is finished with C-Skins Strata Neoprene - an embossed channelled design to better encourage water flow during the swim. The Swim Reasearch Swimming Socks have a split toe design which effectively seperates the big toe to enable better control and the dura flex finished sole provides improved abrasion resistance and protection. Features: TRUE THICKNESS 3MM DOUBLE LINED NEOPRENE: A warmer thicker product that doesn’t mislead our customers 100% THERMOTECH XTEND NEOPRENE: Flexible, lightweight, super hydrophobic external lining that has excellent multi-directional stretch combined with a flexible quick dry thermal lining DURA FLEX SOLE: Anatomically structured fit with great durability, protection and comfort STRATA NEOPRENE: Embossing channels in the neoprene on the top of the foot improve the flow of water FUTURE FIT 3D: A new construction technology that enables the form of the sock to hug the contours of your foot for ultra sensitive feel and increased warmth GLUED & BLINDSTITCHED SEAMS: A watertight method of construction that results in superior warmth and maximum comfort PERFORMANCE DRIVEN MINIMAL PANEL DESIGN: Strategically positioned seams reduce drag and improve comfort LONG ANKLE DESIGN: Long ankle design will provide more coverage and will potentially help to reduce the gap to reach the bottom end of the legs on your wetsuit Sock Size Chart: Size 2XS XS S M L XL UK 5-6 6-7 7-8 8-9 9-10 10-11 EURO 38-39 39-40 40-41 41-42 43-44 44-46 US 6-7 7-8 8-9 9-10 10-11 11-12