I cut the fingers off black latex gloves and electrical tape around the lower end to hold in place. I have used small ziplocs applied the same way on the big slab brake on my canyon rifle.
on a hunt when only one or two shots fired very little. may take a small basic kit just in case . on a prairie dog shoot my cleaning kit is a sears tool tub about 2x3x2 and is jammed with all sorts of stuff from extra scopes/rings to a dozen different solvents. dozens of jags and bags of patches screwdriver sets torq wrench anything that has ever been needed for a range trip is in the back of the truck......