Size 000 - Neoprene Solid Stopper - 12.7mm tapering to 8.2mm

Green neoprene rubber stoppers have better aging characteristics than those of natural black rubber bottle stoppers and are resistant to oils, solvents, ozones and many hydrocarbons. The serviceable temperature range is from -40°F to +212°F. Solid neoprene rubber stoppers with no holes, 1" long.