NutraWork Insulated Plastic Water Bottle (20 oz.) &mdash; Double Walled Insulated Water Bottle with Straw &mdash; Vacuum Sealed Sports Bottle &mdash; Wide Mouth Straw &mdash; Sweat Proof & BPA Free Tritan Plastic Gym Bottle IDEAL DRINK TEMPERATURES: The NutraWork double-wall, vacuum-sealed water bottle keeps water the ideal temperature which makes it perfect for the gym, work, or even outdoor adventures. WIDE MOUTH STRAW: We offer the best water bottle not only because your drinks stay colder, but because our flip top spot offers a wide mouth drink tube to let you get to refreshing gulps of water even faster. NO SWEAT BOTTLE: How many water bottles have you left in your car or taken to the gym only to find theyre sweating all over the place and leaving wet marks on all your stuff. Thanks to our double wall and vacuum seal, you never have to worry about condensation, sweat, or freezing your hands on the outside of the bottle. HIT THE GYM OR THE GREAT OUTDOORS: Love Yoga, CrossFit, or Pilates? Tired of the treadmill and want to head to the mountains for running, cycling or climbing? Our drink bottle is made of Tritan plastic which makes it durable enough for your toughest challenge. SATISFACTION GUARANTEED: NutraWork is dedicating to providing a stress-free buying experience, which is why our products come backed by a 30-day satisfaction guarantee, and lifetime guarantee for replacement.