Used by pro and amateur boxers and fighters to drop weight fast or just serious about getting an optimal workout. Reach your fitness goals with our Sweat Suits Made of a heavy-duty machine washable nylon-- not plastic. Elastic gathering at openings insures sauna effect. Double stitched seams for durability. Comes complete with top and bottom. Elastic gathering at openings insures sauna effect. Double stitched seams for durability. Comes complete with top and bottom.