The Magic Circle was created by Joseph Pilates to be a versatile exercise aid you can use anywhere
The soft rubber-covered resistance ring provides faster, more targeted toning, improving muscle strength throughout the body especially in problem areas like the inner and outer thighs, upper arms, and chest. Professional grade, nonporous, molded padding

Dimensions: 14.75" L x 14.75" W x 2.5" H
Weight: 2 lbs.