Floating Rope Keyring Floating Rope Keyring Floating Rope Keyring Nautical Rope Key Ring, a stylish key fob that floats too. £8.95 Quantity: at £8.95 each Add To Basket This floating key ring is an ideal gift for a sailor or anyone who lives near water. We make this fob using poly hemp rope, which is used on classic boats as it resembles traditional rope. This is a very large key ring at approximately 130 mm (5 inch) length and 65 mm (2.5'') diameter. The monkey's fist knot usually is used on boats and ships to add weight to a line to help it to be thrown straighter and further. The keys are not included of course!