Quench Your Thirst with Style & Functionality: Our Intrepid 40 oz Tumbler features vacuum insulation and a stainless-steel build to keep your cold drinks chilled for 24 hours and hot drinks steaming for up to 8 hours Screw-On, Spill-Proof Lid with Straw Hole and 12" Straw: A leak-proof design, convenient handle and durable construction make this the perfect mug for work, travel, camping, on-the-go days and more Customize with Silk-Screen Printing or Laser Engraving: Show off your creativity! Great for DIY crafting, company promotions, branded merchandise and events; make memorable designs for corporate sponsorships, business conferences, charity runs, holiday gifts, bachelorette and wedding party favors, Halloween decorations and much, much more BPA-Free: Hand washing is recommended to preserve the product s high-quality construction Buy in Bulk & Save: Gifts by Design products and accessories come in a variety of colors and pack sizes; whether you need a collection of drinkware, stationery, household items or any other product, we have what you need.