SoArtic Stainless Steel Tumbler 30 oz - Double Wall Insulated Tumbler BPA Free With Splash Proof Clear Lid - Ultimate Large Coffee Mug / Travel Mug for Hot & Cold Drinks Double Wall Vacuum Sealed: SoArtic Tumblers are double walled & vacuum insulated just like a Yeti Cup. Our tumblers have been tested to keep ice for over 24 hours and Hot coffee for 6 hours Prime Quality: Top Kitchen Grade 18/8 Stainless steel Construction with a seamless design cup will remain odor & stain free. Condensation Free No Coaster Needed : No sweat design BPA FREE & ECO-FRIENDLY: SoArtic uses materials that are FDA approved and BPA free.By selecting environmentally conscious tumblers you will keep your body safe of harmful toxins will be keeping plastic bottles out of landfills. EASY TO CLEAN : Functional Large Wide Mouth opening and a smooth surface for easy and simple washing Dishwasher safe lid and hand washable steel cup.