TRAK Kayaks Sea Sock Additional Safety: If you paddle alone a lot or do 'big water' paddling, the TRAK sea sock offers additional safety by keeping the kayak dry. Paddler Size: If you are up to 6'2", the sea sock will fit you comfortably. Cockpit Size: If your kayak coaming is 18-20" wide and 32-34" long, the sea sock will fit nicely. Warmth: If you paddle in cold waters or cold weather, the sea sock will give additional insulation to the paddler. Clean: The sea sock will keep the inside of your kayak clean.