Topple Towers are made with 54 hardwood tiles that start off at 18 levels. Each row is 10.5”x10.5”x1.75” and can reach to around 5’ tall. Each block is ran through a planer and sanded to help each block slide smoothly. Want to personalize each block? Add a custom engraving with logo or text. The amount of space to engrave each piece is around an 1” tall.