Simple, yet captivating! The Blake Glass Infuser Mug allows the tea to be the star of the show, with its 12 oz. capacity infuser perfect for flowering or loose leaf tea. Made of borosilicate glass. Holds 12 oz. Borosilicate glass mug, infuser and lid. Perfect for flowering or loose leaf tea. 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, electric kettles, tea strainers, and everything a tea-lover could dream of, our products are perfect for tea parties or brewing on the go. Complete with cute packaging, Pinky Up tea and teaware makes a beautiful gift or charming addition to any home.