Bel-Art Wide-Mouth 1000ml (32oz) Polyethylene Wash Bottles; Natural Polypropylene Cap, 53mm Closure (Pack of 3) (F11620-1000) Wide-mouth wash bottle used to wash labware and to store washing solutions, such as acetone or deionized water LDPE body for flexibility, elasticity, and impact, stress-cracking, and moisture resistance, and is lightweight Cylindrical shape for a wide variety of applications that require solution containment Polypropylene screw closure with its stem and draw tube molded in one piece for leak-proof applications