Now train your abs perfectly with the New REVOFLEX, your at-home, personal ab, and bicep trainer.?? Works every major upper body muscle group and your abdomen. ?? Strengthens abs, shoulders, arms, back, waist, leg and so on. ??Two easy-grip handles. 6-speed power strength resistance pull rope, 40 kinds of fitness activities, at home, office, outdoors can be used. ?? Suitable for women and men, shape a perfect body with it. Coming with a user manual with detailed fitness action pictures, easy to use. ?? Spending about 10 minutes on exercises every day, Core Double Wheels Ab Roller Pull Rope Exercise Equipment is a versatile, highly effective and inexpensive way to get in shape