Enjoy a Stress-free Drink by the Pool, at the Beach or Anywhere You Dont Want the Fear of Broken Glass Ruining Your Day. This Silicon Cup is Easy to Clean. Just Toss Em in the Dishwasher, Top or Bottom Shelf, or Clean the Same Way You Clean Your Other Drink Ware. Stuff the Cup in Your Backpack Rucksack, Purse, Beach Bag or Pocket, So You Can Have Your Favorite Beverage on a Boat, at the Beach, Wedding, Bachelor or Bachelorette Parties, Traveling, Hiking, Camping, Rving, or Anywhere Your Active Lifestyle Takes You. Wine Lovers, Cocktail Enthusiasts, or Anyone Who Enjoys Having a Drink in the Great Outdoors Will Find Jokel Unbreakable Wine Glasses Elegant Stemless Design Looks Great & Fits Comfortably in Any Size Hand.