Thermo Scientific™ 20mL Crimp Top HS Vial, Beveled Edge w Crimp Top: Vial Closure Size: 20mm: Vial Volume (Metric) 21mL: Description: 20mL, Round Bottom Headspace Vial, Beveled Edge: Item Description: 20mm Headspace Crimp Vial: Material: Glass (Vial) Color: Clear: Height (Metric) 75mm: Outside Diameter (Metric) 23mm: Quantity: 100: Cap Style: Crimp Cap: Volume (Metric) 21mL The Lab Depot