Premium Upgraded Laminate: Say goodbye to worrying about water damage and humidity and fragile shelves warping or splitting. Not only is it designed with a thicker laminate for durability that can withstand water damage for use in high-humidity areas, but it also looks great and feels soft. Plus, it's easy to manage - if there's any contamination on the surface, just wipe it off without any nasty stains or leaks.Easy to Assemble: No more hiring someone to assemble the shelf for you. With our product, you can assemble it yourself in just 10 minutes without any bolts or nuts. Just tap the frame to slide and secure it into the post hole. It's so easy, you can even do it with your bare hands! If you do need a tool, all you need is a rubber malletHEAVY DUTY & STURDY : This 5-tier steel shelving unit is made of high-quality premium steel and Laminated boards from Korea, of which maximum load is 264 lb per shelf (equal distribution).ADJUSTABLE HEIGHT : Each tier can be adjusted up and down by 1.18 inches, so you can easily adjust up or down to accommodate your need and store items of different sizes. Adjustable height is an essential part of any storage system, and it is the perfect choice for creating functional storage space.VERSATILE SHELF STYLES : With this shelving unit, you're not limited to just one style. Customize it to your heart's content with options like an open-style basic shelf, a shelf with raised edges to prevent items from falling off, or a mixed format shelf for easy access.MULTIPURPOSE STORAGE SOLUTION : this shelving unit offers a useful transformation. With the post connector, it can be easily turned into two shorter units that serve as a table, workbench, or corner shelf, or stacked up to create tall shelving for using storage space efficient. It's the perfect solution for those who need to make the most of their limited space without sacrificing efficiency. Don't settle for a basic shelf when you can have a multi-functional storage solution.THICKER & STRONG BOARD : It is made of high-quality 0.36" thick boards from Korea, and it is much denser than others and is therefore much stronger and more durable. So it is less susceptible to warping and cupping, making it an ideal choice for heavy duty.