Yopih 6pk 80mm Assorted Swirling Ball Ornaments Christmas tree ball ornaments combine the beauty and luster of real glass with the unbreakable practicality of plastic. ncludes ribbon as pictured which makes them a great gift for giving. These ornaments are a traditional 3 1/8" diameter or (80mm) wide. They will fit prefect for any normal sized tree in the 5-8 foot range.