What's more heart-warming than tea from a heart-shaped mug? The double-walled design of this beauty keeps your drink hot or cold for longer and prevents condensation on the bottom. Double walled mug keeps contents hot or cold longer than regular glasses Creates a fun aesthetic that makes your drink look like it is floating Prevents condensation Exterior walls stay cool to the touch Heart-shaped interior 8 oz capacity. Holds 8 oz. Borosilicate glass. Keeps contents hot or cold longer than regular glasses. Prevents condensation Exterior walls stay cool to the touch. Heart-shaped interior. PKG: Box Pinky Up tea is all about making loose leaf tea brewing easy and fun for everyone. With delicious dessert-inspired loose leaf teas, tea infuser mugs, cute teapots.