All Night™ Preferred Series The S64™ Pearl Coverstock provides a clean look through the lane with a controlled transition at the breakpoint .The Clockwork™ Symmetric core provides versatility and is driller friendly for all styles of bowlers.Use the All Night™ on medium-light lane conditions. Coverstock: S64™ PearlFinish: 1500 Grit, PolishedColor: Ruby Red/GoldCore: Clockwork™ SymmetricFlare Potential: 4-5″SKU: GANAvailable Weights: 12-16 Lbs