5 Piece Black Rubber Plugs (BPFE Series by CAPLUGS) for Flush Mount Body and Sheet Metal Holes | 5/8" (15 mm) to 1-1/2" (39 mm) 5 popular Sizes 1 Each | Ergonomic THERMOPLASTIC flexible Santoprene RUBBER Ergonomic Button Plugs 5 Piece Black Rubber Plug for Flush Mount Body and Sheet Metal Holes | 5/8" (15 mm) to 1-1/2" (39 mm) 5 popular Sizes | Ergonomic THERMOPLASTIC flexible Santoprene RUBBER Ergonomic Button Plugs with Flush-Type Heads. For Metal Thickness .031-.079” Made in USA Ergonomic Button Plugs with flush-type heads are designed primarily to plug holes in sheet metal One size plug fits a variety of different sized holes Quick and easy installation and removal Manufactured in flexible Santoprene Material: FlexTemp (Thermoplastic Rubber) 5/8" (15 mm), 3/4" (19 mm), 1" (25 mm), 1-1/4" (31 mm), 1-1/2" (39 mm) - 5 popular Sizes 1 Each Assortment.