This slatwall organizer kit includes (2) maple slatwall display panels and (30) slatwall hooks. The two 24" x 48" panels have 7 full grooves each that are 3" on center. These slatwall display panels can be used individually or stacked to create a series. These slatwall display panels include one half-groove for stacking to create a 4' x 4' section. The product is light weight and easy to install which is what sets them apart from ordinary panels. These slatwall display panels can create a unique design and help organize products in the home, garage or business using the 30 included black slatwall peg hooks. The included black slotwall hooks are 4" and 6" in length. The panels are made from MDF material.