High-quality material: this baby bottle storage bag is made of high-quality plastic, durable and easy to clean, and can be cleaned with mild soap and water; But do not place it in the dishwasher. Easy-to-grip side handles make it easy to transport from table to table; make everyday easier; feet at the bottom of each storage box can be stacked to create a space-saving vertical storage space, and multiple storage spaces can be used to create a custom storage that can be stacked side by side or used