Starbucks VIA Ready Brew Ceramic Stainless Steel Travel Tumbler Thermos Mug - 16 fl oz Ceramic tumbler with stainless steel base (ceramic inside and out) Hard-to-find discontinued design Twist off base to hold 4 Starbucks VIA Ready Brew coffee packets inside base Never be without great coffee -- offers the convenience of having Starbucks ready brew coffee with you at all times Sliding lid for easy opening/close, rubber bottom to prevent spills, 16 fl oz