Get an easy, effortless and more intense ab workout with the Revoflex Xtreme, with 6 levels and 44 different exercises you can owrk out your abs, chest, back, arms, shoulders thighs and glutes. Moving forward increases the tension in the assisten bidirectional power bands, generating greater resistance and a more strenuous work out. Moving backward slowly releases accumulated tension, helping you return to the original porition easily and effortlessly. Maximum user weight 110kg (17st 5lb). Size H13cm, W41.5cm, D14.6cm. Weight 0.9kg.