Ab Isolator B38 Specifications: Size: 48"(W) x 30"(L) x 46"(H) Shipping Weight: 80 lbs. Target Muscle Groups - Abdominals Features: Angled Seat Moulded Feet for Floor Protection Outer Pad Covering Roller Assembly Solid One-piece Frame Construction comprised of 2x3" and 2x2" tubing Superior Grade Foam and Mildew-resistant Naugahyde Vertical Seat Adjustments