Cap, Diameter 28 mm, Screw Closure Size 28-400 mm, Closure Material Thermoset, Product Type Screw On Cap, Closure Color Green, Closure Liner Material F217/PTFE, Closure Type Screw On, Autoclavable No, Septa Included No, Vented No, Mouth Size Narrow, Standards Not Applicable, Special Features Liquid-Tight, Closure Liner Design Flat, Package Quantity 12