OUR PRODUCTS ARE 3 MODELS, SINGLE PRODUCT DIAMETER 22CM HEIGHT 2-Piece PRODUCT 30 CM TRAY DIAMETER GLASSES 15 CM DIAMETER H: 3-Piece PRODUCT BETWEEN 50 110 CM TRAY 35 GLASSES 15 HEIGHT 50-110 CM ADJUSTABLE IT HAS R FEATURE AND THE GLASSES ARE COMPATIBLE WITH E27 STORAGE STORES.