A Rowl-Rite Grip Strip™ is a Poly-Urethane strip with adhesive backing that is inserted into the thumbhole or fingers holes of the bowling ball. Grip Strips™ help improve a bowler's game in several ways.  Better grip, better control, better feel, and increased power, all which translates into more efficiency and confidence.  They are available in 2 sizes, 1” and ¾ “, and later will be available in different textures, colors, and some will even have logos.