Comes with 2 bubble levels to ensure a perfect leveled project and 1 dividers to split your mold into smaller molds and 4 leveling feets. Mold walls are fully removable, easy remove your project without the worry of breaking your mold.Silicone should be applied and let dry before each project to ensure a proper seal, but using our molds you will use less than you may be used to. Dimensions: 40 cm x 20 cm x 4,7 cm. Youll never need another mold no more waste. This item is made of plastic and bolts.