FeaturesSponge rubber ringsPack of 12SpecificationsColor: Royal Blue, Green, Red, Orange, Purple and YellowDiameter: 7''Weight: 0.51 lbs. Once frequently played on board passenger, deck tennis is an easy to learn game that has rules similar to conventional tennis. The Deck Ring Set includes 12 rings made of sponge rubber.
https://www.lowes.com/pd/Maglite-Deck-Tennis-Ring-Multicolor-Pack-of-12/5000735025