Smirson Foldable Ab Roller Wheel for Abs Workout, Knee Pad & Brake Pads Included

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Note: Please WATCH THE 2ND GUIDE VIDEO before use due to the special patented structure. No screwdriver needed to fold or unfold. Contact Smirson if have any trouble or suggestions.Thanks very much!
STABLE & FLEXIBLE: With the incline wedge mechanism, the handles are locked stably during exercise.
EXTRA SECURITY & ADDED BONUS: Smirson abs roller comes with one knee pad and brake pads. They are useful gifts for you! Your knees will be protected and just try to get deeper confidently even you are new.
SAFE & SMOOTH WORKOUT: With the streamlined, comfort-made grips, you will never worry about sliding off or wobbling. Made of premium rubberized TPE, the 2 silent non-slip wheels are made to work on any flat surface.
ARRIVES FULLY ASSEMBLED & READY TO USE WITHIN 3 SECONDS: Adopted with an incline wedge mechanism, this ab roller is foldable. Lift FIRST, THEN twist. Ready, go! Note: Please watch the 2ND GUIDE VIDEO before use, thanks.
TRAIN ANYTIME & ANYWHERE: With a 90°rotatable design, this ab roller is easy to store in your cupboard, the corner of your living room, or under your desk. Smirson can even fit into your backpack, gym bag, or carry-on luggage.