PERFECT HYDRATION COMPANION: POP Design insulated water bottles will keep you hydrated throughout your day. Our double wall flask versatile design is optimal for indoor or outdoor use. Whether you are in the office, on a hike, gym, or yoga POP design keeps your Hydro On! Looking for a great gift idea? Our vacuum sealed bottles make a perfect gift for women, men, and children too! Available in Steel, Black and Teakwood - 17 or 25 ounces.