FLFK Tea Infuser Cup FLFK Glass Mug Volume: 600ml/20oz Material:Made of no-toxic borosilicate glass with an elegant glass lid and a handle easy to grab. Application：Transparent attribute glass mug is good for infusing your coffee, milk, tea, sodas, beer and fruit juice, etc. Note：Easy to wash, rinse it with water carefully; please use carefully with ice or metal utensils as direct contact may cause mug interiors to crack. Food Grade Material--Hand Blown Craft FLFK glass mug adopt borosilicate glass,a type of glass with silica and boron trioxide as the main glass-forming constituents. Borosilicate glass has a wide variety of uses ranging from cookware to lab equipment, as well as a component of high-quality products. It is thin and durable, microwave- and dishwasher-safe. Product Description: This product is blown by hand, and small defects such as air bubbles during the blowing process are normal phenomena, which are the difference between manual and machine processing. An adroable gift solution for friends: FLFK glass mug packaged by a beautiful gift box. It's a practical gift choice for people who want to expres his or her love to friend. 20 Ounce Borosilicate Glass Teacup 15 Ounce Borosilicate Glass Teacup Add to Cart Buying Options Customer Reviews 4.1 out of 5 stars 68 — Price $21.99$21.99 — no data Capacity 600ml 450ml Material Borosilicate Glass Borosilicate Glass Heat Resistance -20~150℃ -20~150℃ Scope of Application Loose Leaf Tea , Coffee,Milk, Juice, Drinks,etc. Loose Leaf Tea , Coffee,Milk, Juice, Drinks,etc.