This ball ships professionally PRE-DRILLED for your convenience. We?ve simplified the process so you can hit the lanes faster. Based on the ball weight you choose, we?ll drill it to a standard hand size that fits most bowlers in that weight range: X-Small (6lbs): Ages 8 under Small (8?9lbs): Ages 8?11, women?s ring size 8?11 Medium (10?12lbs): Ages 11?15, adult ring size 10 or under Large (13?14lbs): Men?s ring size 10?12 or larger hands X-Large (15?16lbs): Men?s ring size 13+ or extra-large hands Want a different drilling size than standard? Email us immediately after checkout with your order number and your preferred size. Columbia 300 White Dot Mint Frost Bowling Ball Durable. Bright. Trusted for Over 40 Years. The Columbia 300 White Dot Mint Frost Bowling Ball is a staple in the bowling world?and for good reason. As the most trusted name in polyester balls, the White Dot series is known for its unmatched durability, straight-line accuracy, and eye-catching colors. Whether you?re a beginner starting your journey or a seasoned bowler in need of a reliable spare ball, the White Dot Mint Frost is the perfect fit. Its 3-piece symmetrical core combined with a durable plastic coverstock ensures minimal hook and pinpoint precision on dry lane conditions. The sleek mint green color stands out just as much as its dependable performance. Lightweight options down to 6 pounds make it ideal for youth and entry-level players, while its classic design keeps it a favorite among veterans. Key Features: Perfect Spare Ball or Beginner?s Choice ? Straight motion and dependable control 3-Piece Symmetrical Core ? Stable roll with minimal flare Polished Plastic Coverstock ? Long-lasting and consistent on dry lanes Timeless Performance ? Over 40 years of trusted use across all experience levels Vibrant Mint Frost Color ? Easy to track down-lane and visually appealing Specifications: Core: 3-Piece Core (Symmetrical) Coverstock: Plastic Cover Name: Plastic Finish: Polished RG (15lb): 2.69 Differential: .020 Flare Potential: 0 ? 1 Inches Mass Bias Strength: N/A Lane Conditions: Dry Performance Level: Entry Level Ball Weights: 6?15 lb Color: Mint Frost (Green) Scent: None Brand: Columbia 300