YtotY Ab Roller for Abs Workout - Abdominal Exercise Rollers with 4 Wheels, Muscle Exerciser for Women & Men

Made of ABS and PP material, durable and reliable, wear resistant. Can be use anywhere, home or gym, etc., convenient for your exercise Easy to use, simple forward and backwards motion, no complex learning to use this. No damage to the floor, mute rolling, you can use it on yoga mat. A great item to help shape and tone your upper body (abdomen/chest/back/shoulders/arms). Specifications: Material: ABS, PP Color: blue Size:about 40x16cm(L x H) Package included: 1pc x abdominal roller