We took our popular That Wow Factor cleaner and made an extra strength formula that makes the ball absorb oil quicker and provides more hook. It still provides tacky feel and consistent reaction, easily removes dirt, oil and belt marks, removes phasing, safe and designed for use on reactive resin balls. Simple to use: Before or after competition you can apply That Wow Factor HM to your bowling ball or to a towel or CTD Pad for best results (sold separately) and easily wipe your ball clean of dirt and oil for like-new ball performance with more hook. USBC Approved: That Wow Factor Hook Monster ball cleaner is approved by the USBC for use before and after competition only. Great for all bowlers: Cleaning your bowling ball with a quality product like That Wow Factor HM will benefit bowlers of all skill levels. CTD products are used by many of the top professionals in the world but regardless of your average, having a bowling ball that performs better will benefit your game whether you’re at your league or at the highest-level tournament. Creating the difference: CTD is a proud American business that is dedicated to enhancing the sport of bowling, one bowler at a time. Join us in our journey to grow the game and inspire passion for bowling worldwide. Get ready to take your bowling game up a notch with Hook Monster! This cutting-edge product amplifies the hook on all of your favorite balls. When you don't need that extra power in play, use That Purple Stuff cleaning agent for quick and easy removal. HM also helps keep The Clear phasing treatment working its magic after using it when applying wax or cleaner - giving your ball even more oomph out there on the lanes! Plus, this American-made accessory has been approved by USBC so you know it won’t leave you disappointed during those intense playoff games.