Insulated temperature safe borosilicate glass keeps your beverage hot or cold longer Double wall mug remains condensation free and creates the illusion of a suspended beverage Rounded rim for drip free, effortless sipping Conveniently secures tea bag string while covering the mouth of the mug Traps steam to keep tea hotter when brewing for optimal flavor and temperature 100% heat and stain resistant silicone keeps your fingers cool while squeezing excess water and flavor from tea bag Deep wells provide a convenient way to hold the used tea bag between uses BPA free Dishwasher and microwave safe Included: 1 16 oz. Mug(s), 1 Lid(s) Features: Stain Resistant, Transparent, Bpa Free, Shatter Resistant Capacity: 16 oz. Maximum Temp (f): 250 Degrees F Mug/Teacup Measurements: 5.51 Height/Inches Base Material: 100% Glass Care: Dishwasher Safe Material: Glass Country of Origin: Imported