Slabdreamlab 12'X12' Slab Lite Baseplate For All Major Building Bricks And Blocks (Bright Pink, Single)Slab Dream Lab 12' X 12' Building Block Base Plates. Your Most Extraordinary Build Begins On A Slab, The Largest, Strongest, Baseplate System For Building Brick Creators. Discover The Solid, Dependable Base For The Biggest, Best Project You Can Dream Up. Better Design Means Phenomenal Strength, Rigidity And Grip Bricks And Figs Stay Put On The Plate, Wherever You Put Them. Compatible With Lego, Megaconstux And Other Leading Brand Bricks. Big Sizes,