Set of 3 Plastic Acrylic Tumbler with Straw and Lid 32 Oz. Eco-friendly Water Bottles with Straws - The Big Gulp - Acrylic Cups with Straw and Lid Dishwasher Safe. Do not use in Mircowave Great gift for an eco-friendly consumer or for yourself! Holds 32 oz. Not double walled or insulated.