The NEW NIB 15lb Rotogrip "WINNER SOLID" UNDRILLED bowling ball is a high-performance, advanced sports equipment designed for serious bowling enthusiasts. Made of durable VTC-S18 material with a solid reactive coverstock, this ten-pin bowling ball features a symmetrical core and a medium lane condition for optimal performance. The ball is finished in a sleek matte finish and comes in a striking black, purple, and green color scheme. This bowling ball is perfect for competitive play, with a weight of 15 pounds to provide stability and power on the lane. Made in the United States by Roto Grip, a trusted brand in the bowling industry.