Bel-Art Wide-Mouth 1500ml Polyethylene Bottles &ndash; Heavy Duty Closure (Pack of 3) (F10906-1500) Wide-mouth lab bottle for filling ease, and used for used for liquid and sample storage LDPE body for flexibility, elasticity, and impact, stress-cracking, and moisture resistance, and is lightweight Round shape used for a wide variety of common applications that require fluid containment Sealed, screw-on cap secures contents to help prevent spills and evaporation