High quality glass bottle provides a healthier way to drink Silicone sleeve provides a good grip, a see-through window and protects the glass vessel Eliminates toxic leaching that plastic can cause Innovative design holds 22-1/2 ounces INNOVATIVE HYDRATION SOLUTIONS: Takeya brings over 55 years of Japanese design heritage to our line of insulated, BPA-free water bottles our sustainable iced tea, fruit infusion, cold brew pitchers.