2 Pcs Black Plastic Cup Holder Insert For Sofa Boat RV Couch Recliner Poker Table Material:plastic; Color: black Height: approx.6.3mm/2.48inch Outer diameter: approx.110mm/4.33inch; Inner diameter: approx.8.8mm/3.46inch Bottom diameter: 88mm/3.46inch Quantity: 2pcs, Install fits for poker tables, sofa, Boats, RV's, Patios, Cars, decks, trailers