Nolama Women's Powernet Waist Trainer Zip Corset for Lose Weight Body Shaper Material: Outer layer: Powernet, offering FIRM CONTROL. Lining: soft Cotton for maximum comfort. It's made of an extremely soft stretchy material that does not cause any irritation and the stitches are done properly. Features hook and eye closures covered by a protective zipper for smoothing abdomen and really securing it. And the hooks are sturdy and tuck your tummy in. Strong and flexible boning prevents the garment from rolling up or down.Added boning not only smooths out your stomach and waist, but gives you support in lower back to make you sit straight and help relieve back pain. Helps minimize waistline, conceal your back fat and make your posture more elegant for the hourglass figure you love and cozy & breathable enough to wear every day. Beige is available and you can put it on under multiple items of clothing without showing through color. Please pay attention to our size Chart located on the left of the product image to get your perfect size waist trainer.