The Tone Fitness waist slimmer belt with gel pack can help tone the mid section by increasing perspiration and providing support to the lower back. Tone your curves, abs and trim inches off your waist with the waist slimmer belt. A tried-and-true method for reducing unwanted inches by using body"s natural heat, the belt helps shed excess water as you exercise. The gel pack can be heated or chilled to alleviate aches and pains. Made with soft neoprene material for comfort. The velcro closure provides a snug fit. Thin enough to wear underneath clothing! Warning: This product contains one or more phthalate chemicals known to the state of California to cause birth defects and other reproductive harm. Consumer may return the product for a full refund, including shipping cost for both receipt and return of the product within 15 days of his or her receipt.