Vacuum Flask Capacity - Metric 900 mL Capacity - English 30 fl oz Flask Type Vacuum Overall Height - Metric 190 mm USP Specification Type I Tolerance +/-0.30 mL Includes Closure Yes Closure Type Stopper Neck Style Straight Closure Material Silicone Rubber Compatible with Stopper Size 3/4 in Body Material Borosilicate Glass Sterile/Non-Sterile Non-Sterile Autoclavable Yes Body Color Clear Graduated Yes Graduation Increments - Metric 150 mL 225 mL 450 mL 900 mL