1. Safe and durable: The refrigerator storage box is made of PET, a new material that is non-toxic, odorless, resistant to high temperature and low temperature. And the shelf is made of ABS plastic, which is durable, can carry large capacity, and is not easy to break or deform.2. What you will get: You will get 2 storage boxes with drawbar design and 2 dividers. Drawer Dimensions: 17 cm (L) x 30 cm (W) x 9 cm (H).3. Expandable slide rail design: The length of the slide rail can be extended from 29 to 47cm to ensure that it can fit most refrigerators. Please measure shelf dimensions to ensure proper installation.4. Easy to pull: The handle design makes it easy to pull out the drawer. Multiple drawers can be stacked for storage when the lever is not in use.5. Maximize food storage and organization: Great for putting vegetables, cheese, snacks, condiments, meats, deli, bagged frozen vegetables and other food items into wasted space under the refrigerator or kitchen cabinet.