Description MiiR gives at least 1% of revenue to trackable giving projects. Every MiiR product comes with a Give Code that allows you to experience the story behind your purchase. Wide mouth opening. Keeps hot stuff hot and cold stuff cold. The Wide Mouth Bottle won't sweat or be hot to touch. 18/8 medical grade stainless steel doesn't transfer flavor or leave you with a metal aftertaste in your mouth. Hardshell (TM) Powder coat has great color and prevents peeling.