Carlisle Opticlean polypropylene 25-compartment glass rack with 1 extender. Use for large diameter beverage glasses, red wine stems, goblets, and most rocks glasses. Compartment measures 3-1/2-inches length by 3-1/2-inches width. Accommodates glasses up to 3-1/4-inches in diameter. Inside height: 4.78-inches. Outside height: 5.56-inches. Measures 19-3/4-inches length by 19-3/4-inches width by 5.56-inches height. Polypropylene material. Blue color. Dishwasher safe. Made in the USA.