The GRO Products color GRO Vertical system may have a small footprint, yet it will change the way you garden in a big way. & with casters your VGS is mobile! the included irrigation kit makes it easy to keep your plants watered. The color GRO series is the perfect way to add color & personality to your gardening space. The new planter box style combines the warmth of Western red cedar with a wide array of colors. The CGS is quick & easy to assemble-it only takes a few Min. The CGS is constructed right here in the USA with Western red cedar, a naturally rot & insect resistant material. The kit includes a set of 4 casters & 2 removable planter boxes that can be adjusted on the CGS to accommodate different plant heights. Included with each planter box are removable, heavy duty turquoise plastic liners with interlocking reservoir bottom. These plastic liners provide a barrier between the soil & cedar. & here's a helpful hint: you can remove the plastic liners & conveniently plant them on your potting table. Cubic foot of soil needed: 1 CGS provides 3.3 linear' by 6" wide planting space. All assembly hardware is included. Cgs overall measurement is approximately 24" wide by 26" high. A family owned & operated business, GRO Products manufactures all its quality products in the USA. Please click on the GRO link at the top of this page to learn more about GRO Products.