Custom Tumblers & Travel Mugs, Vortex Tumbler 16oz - Double Wall & BPA-free, With a double-wall acrylic body, the versatile Vortex is sturdy enough for hot and cold beverages. This portable 16oz tumbler is made from BPA-free materials and features a push-on thumb-slide lid for easy on-the-go sipping. The Vortex Tumbler 16oz comes with a polypropylene straw for cold drinks and features a convenient stopper to help prevent spills. Use with hot or cold beverages Includes a polypropylene straw Easy push-on lid with thumb slide design BPA-free ... #1622-97 $5.55/each.