Erlenmeyer Flask, Capacity - Metric 4 L, Capacity - English 1.06 gal, Flask Type Erlenmeyer, Overall Height - Metric 355 mm, USP Specification Type I, Includes Closure No, Closure Type Stopper, Neck Style Straight, Closure Material No Closure, Compatible with Stopper Size 10, Body Material Borosilicate Glass, Sterile/Non-Sterile Non-Sterile, Autoclavable Yes, Body Color Clear, Graduated Yes, Graduation Increments - Metric 250 mL, Mouth Size Narrow, Glassware Class A