Hummingbird 20 Oz Skinny Tumbler. Can be used for hot or cold. This Hummingbird 20 0z. skinny tumbler is perfect grilling, camping, beach events and just all around! Makes a great gifts for kids, too! Quality double insulation. Comes with a clear plastic lid with slide closure. Comes with a straight clear plastic straw. This is NOT the acrylic coated type, with our tumblers the print is baked into the surface of the tumbler for a smooth consistent surface that doesn't chip.