Material: Stainless steel with textured sweat-free powder coat. Double wall vacuum insulation for 2X cold and heat retention compared to glass or plastic tumblers. One side laser etched design reveals stainless steel backing. Removable clear lid. Narrow design to fit most cup holders. Hand Wash Only. Do Not Microwave. Absolutely love your order or contact us and we'll make it right. Your satisfaction is 100% guaranteed. This item is NOT available in stores. Ready to ship in 5-10 business days.