[Excellent Design] The special card slot design securely locks the tray to prevent tilting and falling. The connection expansion design increases the distance between trays, helping to protect food from being squeezed and ensuring better preservation. The straight-edge design allows for easy stacking of pallets, making it simple to stack trays of different sizes and types. [Space Saver] This tray stacker enables multiple pallets to be stacked together, efficiently saving storage space in kitchens, refrigerators, and cabinets. It allows for vertical stacking in freezers, refrigerators, and on countertops, minimizing space usage. [High Quality] Made from premium plastic, these tray stackers are durable and reusable. They resist deformation and cracking in low temperatures. The stackers have smooth edges, making them safe to handle. [Easy to Use] Simple to install and use, the tray stackers connect easily, as shown in the illustration. [Package Contents] Includes 12 tray dividers, sufficient for daily use and ideal for family gatherings, weddings, parties, restaurants, hotels, bars, and meal prep for various events. Size: Approximately 5 x 3.5 x 1.8 cm Color: Black Material: Plastic Package Includes: 12 x Baking Sheet Stackers Note: Light reflection and differences in display screens may cause slight variations in color. Measurement may vary by +/- 1-3 cm.