Features: Elastic socks: comfortable and not tight on the feet, not easy to fall off, moderately tight, not easy to age. Hand-stitched head: Reduce friction, comfortable to wear, and blisters. Specification: Size: S/M /L/XL (Optional) Packing list: 1pair * Long waterproof socks Note: Please allow 1-3mm error due to manual measurement., The color may be different with the true item due to the screen display, pls understand. Note: Water should not reach the top of the socks, otherwise the inside of the socks will be soaked and the waterproof effect will be affected.