Body Glove .5mm Free Dive Insotherm Flatlock Fullsuit, X-Large Should fit snug, but not too tight Great layering piece for colder conditions .5mm nylon-2 thoughout flatlock seams Polypropylene under arm gussets .5mm Free dive insotherm flatlock fullsuitAnatomically cut and pre-bent pattern.PADI Master Scuba Diving Instructor Owned and OperatedBody Glove wetsuits include a one-year, limited manufacturer's warranty against defects in materials and workmanship from original purchase date.Wetsuit fit: please see size chart (image) for best fit.