Welcome to our store Premium Material: The instrument tray is made of high-quality stainless steel with smooth surfaces, providing waterproof, rustproof, and durable performance for long-term use. Easy to Use: Ideal for laboratory use, the stainless steel instrument tray helps store necessary lab equipment and organize materials during experiments. Resistant to alcohol and certain liquids, though not all corrosive substances. Easy to Carry: The tray measures 22.5 x 12 x 2 cm and weighs only 97g, making it compact, lightweight, portable, and space-saving. Wide Applications: Suitable for use in laboratories, kitchens, dining tables, sinks, countertops, and other areas. Package Includes: 4 rectangular trays, ideal for laboratories, beauty salons, and general household storage for cups and utensils.