Travel Coffee Mug Insulated Silicone Sleeve 18 Oz Reusable Cup with Lid Tumbler Commuter Friendly Travel Coffee Mug is an 18 Oz Double Wall Plastic Tumbler Recyclable so you can Go Green--Joe-To-Go Durable Twist-Off Lid Brown Dimpled Silicone Removable Grip and Non-slip Bottom are features of this Travel Coffee Mug Hand Wash Recommended for this Travel Coffee Mug