HydroGraphics is a method of applying printed designs to nearly any surface. The dipping process can be used on metal, plastic, glass, hard woods, and various other materials. The Water Transfer Printing process is extensively used to decorate items that range from entire all-terrain vehicles and car dashboards, to small items like bike helmets or other automotive trim. Films can be applied to all types of substrates including plastic, fiberglass, wood, ceramics, and metal ....you can even do your toilet seat !