Ultimate Ears Boom 4 Bluetooth Speaker Color:Active Black Due to the melting point

Due to the melting point of chocolate

Elemental Tumbler keeps your beverages warm even on-the-go

Made with durable 304 stainless steel

further offsetting the use of fossil fuels and lowering greenhouse gas emissions

because we don’t believe in warm beer…soda

Ultimate Ears Boom 4 Bluetooth Speaker Color:Active Black Due to the melting pointGrab the super portable wireless Bluetooth speaker that's built for adventure. Seriously waterproof with balanced 360 degree sound, deep bass, and one touch music controls, the Ultimate Ears BOOM 4 is the ultimate go anywhere speaker. Experience four different EQ modes or customize yourself. The BOOM 4 is an extremely wireless speaker with 45 meters (147 feet) of range, so you can walk away and keep the tunes comin'. Ultimate sound. Made to wander.