This Travel Mug Features Matthew 7:7: Ask And It Will Be Given To You; Seek And You Will Find; Knock And The Door Will Be Opened To You. Mug Is Plastic Outside; Stainless Steel Inside And Holds About 16 Ounces. Includes Matching Plastic Screw-On Lid With Sliding Mechanism To Cover Or Uncover Drink Opening. To Care For Mug, Hand Wash Only And Do Not Heat In Microwave.