Description: 3mm Neoprene Diving Scuba Surfing Swimming Socks Specification: Gender: Unisex Type: Sneakers Toe Shape: Round Features & Fastening: Pull-on Material: 90% Neoprene+10% Nylon Elastic Elongation: 150% Thickness: 3mm Color: Black Season: Spring, Summer, Autumn, Winter Sole Height: 22-24cm Socks Size: S(23-25cm), M(24-26cm), L(25-27cm), XL(26-28cm) （1cm=0.39Inches） Features: ● Warm, elastic and comfortable to wear, and with cool print in the bottom. ● Perfect water sport accessory for protecting your feet from scratch and prick. ● Healthy barefoot walking,suitable for all watersports,swimming/surfing/diving/canoe/kayak/spearfishing. Package Included: 1 Pair of Diving socks About thermal Insulation: Wersuits are NOT water-proof, however, thermal insulation is the main function to protect wearer from overexposure to the cold water and fast loss of body temperature in watersports. Water will leak in from neck, cuff, zipper and stitching seams and will be trapped between wetsuit and body skin, heated and slowly exchanged with envitonment, this is how wetsuit can conserve heat longer. Besides, a wetsuit can reduce the risk of being cut and scratched under water and also jellyfish stings. Note: 1.Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before you bid. 2.The colors may have different as the difference display, please understand. 3.Sewing for the non-folded four-pin six lines, there is the case of seam water seepage.