Improve the health and productivity of your plants with the Milk Crate Liner from Smart Pots. This 12x12x18 liner, part of our innovative gardening solutions, transforms your ordinary milk crate into a thriving garden space. Crafted from our award-winning fabric, it ensures superior aeration for faster plant growth. With Smart Pots, you're not just getting a pot, you're investing in the future of your plants.