The Grosche Aspen Stainless Steel Mug 32oz is a premium hydration solution designed for high performance and everyday convenience. Crafted from durable 18/8 stainless steel, this triple-wall insulated mug keeps beverages cold longer than comparable tumblers, while its BPA-, PFAS-, and lead-free construction ensures a safe drinking experience. The splash-resistant lid, made of sturdy plastic, includes a built-in straw and cover to help keep the spout clean while on the move. Dishwasher safe and cupholder friendly, this mug also comes with a free extra straw and cleaning brush for easy maintenance. With every Grosche product purchase, it is helping fund over 50 days of safe drinking water for those in need.