Customized Tumblers & Travel Mugs, 14 oz Ceramic Cork Bottom Mug - Cork Base & Spill-Proof, Enjoy every sip with this stylish matte ceramic mug with a cork base The unique cork accent gives it a special look while helping protect hands and surfaces from heat It features an easy press-in lid to help minimize spills The convenient slide-action lid will make this your new favorite mug With this mug you will never need a coaster again Proposition 65 Compliant Meets FDA Requirements BPA Free Microwave Safe (do not microwave the lid). Hand Wash Only. Not suitable for cleaners such as bleach or chlorine when cleaning the product. ... #CORKMUG $7.07/each.