The Black Rifle Coffee Company® CAF Skull Tumbler is sure count among the list of must-have survival gear! BPS-free, corrosion-resistant, double-walled 18/8 stainless steel construction keeps hot liquids hot for up to 3 hours or cold liquids cold for up to 50 hours. The shatterproof slider lid offers easy, mess-free sipping. This travel mug fits in most cup holders, so you can conveniently enjoy your brew anywhere. Plus, you can feel great about the fact that every purchase goes to support veterans, law enforcement, and first responders. Dishwasher-safe but hand washing recommended. Capacity: 30 oz. Manufacturer model #: 21-173-028-010. BPS-free, corrosion-resistant, double-walled 18/8 stainless steel tumbler. Keeps hot liquids hot for up to 3 hours or cold liquids cold for up to 50 hours. Shatterproof slider lid. Fits most cup holders. Every purchase supports veterans, law enforcement, and first responders. Dishwasher-safe but hand washing recommended.