Pack of 6 Aladdin Classic Insulated Mason Tumbler 20 oz BPA-free with smoothie-sized straw Metal lid No-sweat double wall insulation exterior for reduced condensation Single-serve compatible Pack of six BPA-free drinking jar tumblers with a straw and durable metal lid (dishwasher safe, acrylic plastic) Double-wall insulated to reduce condensation and keep iced drinks cold Smoothie-sized straw Single-serve compatible; brew your favorite coffee right into your mason tumbler 20 oz (592 mL) larger than most water bottles