Material : Tritan, PP, PE, SiliconeColor : Green / Pink / BlueTritanis a new material developed by a well-known chemical manufacturer, Eastman Chemical. It is made of pure copolyester which is safe for humans and the environment, and spotlighted as a new generation of safe plastics.Handy water bottle for outdoor activitiesHarmless silicone strawConvenient carrying strapPlease choose the desired color !!