What are finger cots? Simply stated, finger cots are gloves that cover the tips of the fingers in situations where a full glove is not needed. Most often rolled for easy donning, finger cots or finger gloves are usually made of a nitrile or latex material. They can cover one or two knuckles. If you’ve ever wondered what you would ever use finger cots for, the pros at Total Source Manufacturing can tell you in 4 easy ways.