Stand out from the crowd, with this ultramodern range of practical hydration bottles. Function meets style in this attractive, versatile water bottle. Produced from top-quality, highly durable materials, these flasks are more than up to the challenge of keeping pace with the busy commuter, frequent gym-goer, or the dedicated hiker. Double-walled vacuum insulation preserves drinks, without affecting the outer temperature. A generous cupful of hot tea, coffee and soup will stay warm for up to 6 hours without burning your fingers, whilst iced tea, water, and other cold drinks remain refreshingly cool.