TRIPLE INSULATED TECHNOLOGY.  Triple insulated vacuum technology, with an inner layer of copper, preventing heat or cold transfer to the outer walls for an additional 4 hours of insulation over competitors.  Tumblers will keep hot drinks hot and cold drinks cold longer.

SPLASH RESISTANT WINE CUP.  Splash resistant, spill proof sipper lid.  Works great with the included straw or without.

BONUS STAINLESS STRAWS AND ICE CUBES..  Includes 8 stainless steel straws (4 straight and 4 bent) with cleaning brushes and a linen bag for storage.  Also includes 24 reusable ice cubes.

EASY TO CLEAN AND LONG LASTING.  BPA free with lid and straw that is easy to hand-wash, making cleaning a breeze.  The exterior of the 304 grade stainless steel tumbler has a durable color coating that will not rust, fade, peel, or crack.