?Leakproof?Screw Top Is Completely Leakproof, So You Can Carry It Or Place It In Your Handbag/Backpack With Confidence. Eco-Friendly , Made Of Toxic-Free Borosilicate Glass,Which Is Extremely Safe And Bpa/Lead Free. It Can Preserve The Natural Fruit Flavor Of Your Drink To Prevent Oxidation And Do Not Get Weird Smell. | | ?Functional Design? Made Of Double-Layer Borosilicate Glass, Which Can Effectively Keep Warm For More Than 4 Hours, As Well As Prevent Hot Hands And Bursts. | | ?High-Quality Materials?304 Food Grade Stainless Steel Filter Element Is Non-Toxic, Harmless And Non-Rusting, Always Protect Your Health. The Cosmopolitan Holds 450 Ml (15 Oz) .Resistant To Stains, Odors, And Corrosion. Slim-Line Design Fits All Car Cup Holders.Tea Infuser Bottle. | | ?Cupholder Frlendly?The Narrow Base Fits Most Car Cup Holders, You Can Easily Take Your Ice-Cold Water To Work, The Gym, Or Trips Out Of Town. | | ?Capacity?Holds 20-Ounces. | |