Product Description The KR Strikeforce USA Flag Bowling Ball is a striking polyester spare ball from the Strikeforce collection, designed for both recreational bowling and visual appeal, featuring a bold American flag design that makes it a standout on the lanes. Crafted by On The Ball Bowling (OTB) in collaboration with KR Strikeforce, this USBC-approved ball is made of durable 100% polyester with a plastic coverstock and a rubbing and finishing compound single buff finish, ensuring a consistent, straight-line roll ideal for picking up spares on any lane condition. Available in weights from 8 to 16 lbs, it caters to men, women, and kids, and is custom-printed to order, with a production and shipping time of 2-3 weeks. The eye-catching patriotic design, with the same image on both sides, has been purchased by celebrities like Kid Rock and John Legend, making it a popular choice for bowlers and collectors alike.Undrilled Bowling BallPerfect For All Ages: Available in 8lbs, 10lbs, 12lbs, 14lbs, 15lbs, and 16lbsPolyester Design: This bowling ball is made out of polyester, making it a great option for recreational and beginner level bowlers. It also makes for a great spare ball for more competitive bowlers.USBC Certified: This bowling ball is USBC certified, allowing you to use it in your leagues and tournamentsColor: Multi *Please note that colors may slightly vary from image shownCoverstock: PolyesterWeight Block: Traditional 3-PieceFactory Finish: High Gloss PolishFlare Potential: 1″ (Low)Radius of Gyration (RG): HighDifferential (Diff): LowIntermediate Differential (Mass Bias): 0.000