DON'T PANIC Insulated Tumbler 40oz Engraved

Don't panic, just sip! This 40oz insulated stainless steel tumbler keeps your coffee hot and your towel-wrapped beverages cold for hours. Big comfy handle, slider lid and a matching straw, all made from recycled materials. Permanently CO2-engraved with the friendly large letters every galactic hitchhiker should know. Hand wash only. Mostly harmless.