Top Diameter: 1/4" (.250" or 6mm) Bottom Diameter: 5/32" (.156" or 4mm) Length: 1/2" (.500" or 13mm)
Size #0000 Cork Stoppers in XXXX Grade are premium grade tapered corks that will plug bottles, lab vials. etc. Made from 100% natural cork. Size #000 Corks Stoppers are manufactured to exacting standards to provide a secure fit every time. XXXX Premium Grade Corks have fewer lenticels (crevices) and are better suited for sealing liquids.