Size 12 Green Neoprene Rubber Stoppers are tapered Rubber Stoppers that will plug food containers, lab vials and other openings. Manufactured from Neoprene Rubber. Neoprene Rubber is suitable to a temperature of 275 degrees F and suitable for use with petroleum products, minerals, oils and fats.
Loved your website layout and your product layout let me get the EXACT size I needed. Free shipping was another plus.