PERSIK PremiumSPIN & LOCK Airtight Sealed 0.34 Quart Square Container for Food and Storage Organization - Pack of 4 0.35 Quart - 11.1 oz - 0.33 Liter - -Pack of 4 AIRTIGHT SEAL KEEPS FOOD FRESH LONGER - Our patent *SPIN & LOCK* system Keeps food fresh for a longer time with Airtight seal - Lid seals freshness of dry and Liquid Contents - Liquid Contents should be stored in an upright position only STRONG & DURABLE - *SPIN & LOCK* system is more durable than POP system, and it is made of NX-8000 material, which is the strongest Polypropylene material - Thick container walls durable enough for everyday use - Premium Quality Plastic Containers SPACE SAVER - Modular Stackable Design for space saving and organizational efficiency - Save countertop and pantry space - Also great for storage anywhere your home (sewing room, play room), garage or office needs - Maximizing your storage space, and keeping your home and closets organized EASY POUR - our shaped corners allow for easy pouring - Easy removable lid SAFE - Dishwasher (lid not recommended) - Refrigerator, Freezer, & Microwave Safe - BPA Free