•Premium Quality Double Wall Vacuum Insulated Protein Shaker Bottle that will keep your drink hot for up to 12 hours or cold for 30+ hours. •Kitchen grade premium stainless steel cup that does not absorb odor. No more smelly plastic shaker bottles! Odor resistant metal cup makes it perfect for pre workout, juices, protein powder shakes, BCAAs, coffee, smoothies, martinis, cocktails, ice tea, and water.  •Sweat proof bottle, no more wet cold hands and sweat rings all over your tables. The double wall vacuum insulated bottle prevents condensation from building up on the bottle by preventing cold or heat from transferring to the outside of the bottle.