Triple Wall Vacuum Insulated with Copper Lining. BPA Free. Top rack dishwasher safe. Girl Power design as shown. Removable silicone bottom (which has an indent like a fingernail indent as shown in pictures). Handle is attached to removable top of container. Straws and directions inside container as shown. The sipper part doesn't pop up when the red button is pushed but the red button does release the sipper part so that it can be flipped up. No issues. Smoke free/Dog friendly home.