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 protecting you from cuts as well making your work look good. They are available in 7 different colors which can be used to match your color them or to color code hoses: BLUE cold/freshwater, RED hot or gas etc.... This listing for 1000 Clamp-aid end guards for 1/2" wide hose clamp bands in a plastic bag (Bulk Packaging).