One of our most classic styles, the Jackson training onesie is better than ever with our fourth design update. This version is raised over the apex, aka, more length coverage for your torso. As always, the Jackson provides medium/full bum coverage and the adjustable tie-straps give you the perfect fit for the moment—loose for comfort or snug for speed. Medium/full bum coverage, tagless care instructions, and privacy lining to keep even the lighter-colored suits from revealing too much. Super durable with reinforced stitching Outside Fabric: 100% Polyester Inside Lining: 100% Polyester Elastic contains trace amounts of Latex Rinse in cold water after use and hang dry Made responsibly in the USA JOLYN does not recommend tie straps to be used in racing or FINA sanctioned events. Fastening systems including ties are not allowed in competition, as per FINA regulations.