Specifications: Material: Plastic First layer diameter: 4" Second layer diameter: 5" Third layer diameter: 6" Fourth layer diameter: 7" Fifth layer diameter diameter: 20.3 cm diameter of the sixth layer: 23 cm. Reusable stackable tiers, easy to store and transport Holds approximately 92-95 macarons (varies by macaron size) Adjustable tiers and can be used with just 2 or up to 6 tiers