A new fitness innovation that provides a full abdominal workout in one portable exerciser.Choose from different exercises to enjoy trim,toned abs as well as stronger hips,thighs,legs,arms,pectorals,and a flab-free new physique.Product name: Pilates CircleFeatures: Lightweight non-slip / stable and comfortableProduct size: diameter: 34cm, thickness: 3.5cmProduct material: fiberglass fiber / NBR / EVAApplicable: most sports peoplePackage include: 1 pc yoga ring.SAFETYADVICE &WARNINGS:Before using,perform some warm-up exercises to prepare your body for the training.After using,perform some cool-down exercises to stretch the muscles that you have exercised to avoid possible discomfort later.