MUGGIEZ is a 100% American invented, designed & manufactured drink handle. It universally fits all types/sizes/brands/shapes of stainless steel & double-wall insulated cups, aluminum cans & bottles, pint & pilsners glasses, plastic bottles, sippy cups & baby bottles, thermoses, wine bottles, hydro-flasks, swell bottles, mason jars & more. It is a heavy duty handle made of only top quality materials that will hold up to all kinds of vigorous drinking. It's mildew resistant, dishwasher safe, soap safe, sun safe, & temperature safe. Not only does it fit everything, every time, it will continue to fit because the loops won't over-stretch with use.