**A Prime Line® Exclusive!** • 16.9 oz (500 mL) double wall vacuum insulated powder coated bottle and duo function lid. • 304 Stainless Steel Interior/201 Stainless Steel Exterior with Powder Coating, PP Plastic screw-on lid • Duo function lid unscrews in 2 spots – lower seal provides wide opening to insert ice cubes, upper seal is designed for standard use on the go. • Vacuum insulation helps keep your hot beverages warm longer and cold beverages cool longer than bottles and tumblers without vacuum insulation. • Designed for use with both hot and cold liquids. • Hand-wash only.