... roller slide is compact, portable, and helps one to achieve the ABS wanted. The smooth gliding ... just minutes a day. With this abdominal fitness equipment one can work on ABS, waistline, obliques, arms, ... INSTRUCTION OF ROLLER SLIDE: The roller slide provides one of the very best exercise for the midsection ... on the "spring" knobs. EXERCISE STEP: Hold one hand on each handle. Pull in your stomach muscles ...