The Align-Pilates 12” Pro Pilates Ring is a top of the range magic circle used to add intensity to various floor exercises. The ring provides resistance which is great for targeting and toning specific muscles. It is particularly useful for working problem areas such as the inner and outer thighs, upper arms, chest and pelvic muscles.. The Pro Pilates Ring from Align-Pilates features a double handle design and quality sprung steel rings. The 12" diameter ring is designed for users under 5ft 5" (165cm). Also available in 14" (sold separately).