Help prevent injuries often associated with working around hose clamps. Are made of a flexible strong hi-tech plastic. ( Which allows Clamp-aid hose clamp end guards and T-Bolt covers to stretch for larger Clamps and yet remain rigid enough for ease of application) Can withstand temperatures up to 266 °F (average marine and automotive engine compartments rarely exceed 190°F). Are resistant to fuels, oils and other chemicals Protect other hoses and nearby objects from chafing and damage. Add a finished and professional look to your work . Can easily be cut for shorter bands or bolts. Available in 6 colors Float in water. Clamp-aid Hose clamp end guards and T-Bolt covers are protective covers that slide over the exposed tails of worm gear hose clamps or T-Bolt studs helping to protect you from cuts and scratches while giving your work that "finishing touch" These are available in 6 different colors which can be used to match your color them or to color code hoses: BLUE cold/freshwater, RED hot or gas etc...