1. 3mm neoprene rubber, effectively reducing the loss of body temperature. 2. The bottom is non-slip design. 3. Can be used with the ankle or worn alone. 4. The seam is a blind joint, the anti-seepage effect is obviously better than the piercing sewing process, but there is the possibility of water seepage in the seam and the sock. 5. Suitable for use with diving suits in warm waters.
