Bundle: Set of 5, 16 Oz Premium Stainless Steel Cups and FREE Straws, Eco-friendly BPA and Lead Free Cups Perfect for Camping Outdoors and Everyday Use Indoors. Includes Bonus Straw Cleaner EXPECT LONGEVITY- Made to last long- embedded with premium quality 304 18/8 Food Grade Stainless Steel, which means long lasting durability with a steel that you can trust. We've done our work and the drive simply never ends in order to bring you the ultimate in steel drinkware - safe, practical, stylish and healthy RUST PROTECTION - Stainless steel separates itself from regular steel by the amount of chromium present in the metal. If enough chromium is present in steel, it will build a protective layer that will prevent both surface and internal corrosion of the steel. In other words, rust has a hard time growing and spreading with true stainless steel. BETTER FOR YOU AND THE ENVIRONMENT - 100% stainless steel- Don't risk it with plastics or cheaper, inferior alternatives. Our cups are safe for everyday use indoors or outdoors. Lead, Toxin, BPA, and Phthalates free and fully recyclable. Better for you, Better for your family, and Better for the environment DISHWASHER SAFE & STACKABLE - Space savers and perfectly stackable for trips to avoid the mess of carrying disposable cups. Got dirty cups? Well no worries just stick them in the dishwasher and expect new looking cups everytime 100% LIFETIME GUARANTEE - We stand behind the quality of our product and are absolutely sure that you will love it too, but if for any reason you are not 100% satisfied, then return it for a full refund.