Canoe ,Kayak, Boat, Keel, Hull Yaker Tape. This is a 75mm (4 inch) x 6 meter self adhesive Plastic Roll Which will protect many Boats. Protect your Keel and Hull on your Kayak ,Canoe or Boat. Ideally Apply with a heat gun for a long lasting protective layer Other Colours available. RED,.BLUE, YELLOW 100mm and 50 mm also available.