This eco-friendly, reusable travel mug is made out of durable bamboo fibre and comes with a matching silicone sleeve and lid for keeping hydrated (and caffeinated) on the go. This gothic style features 'Not a Morning Person' text under a hanging bat silhouette and also includes a convenient stopper to prevent accidental spills. Dishwasher safe mug with hand wash only lid and sleeve. Do not microwave.