The 600 ml Pro flask is innovative with its overmoulded Pro-cap and equipped with a double closure system that offers a leak-proof guarantee and a unique comfort of use with its flexible teat. Thanks to its specific odourless material, unlike the majority of other containers, Oxsitis will keep your water clean and pure. It has a large screw opening for easy filling. Its anti-leak valve allows you to drink without contact with your mouth for maximum hygiene. Eco-responsible flask designed and made in France 🇫🇷. It is the essential product to hydrate while doing sports: cycling, trail, triathlon, football, basketball, rugby, fitness, crossfit… This 600 ml water bottle is compatible with the whole range of Oxsitis bags and belts. It is compatible with any water bottle holder for cycling, and mountain biking. Using an Oxsitis water bottle for hydration is a responsible choice and a good thing for the environment. The water bottle is reusable, allowing you to reduce your environmental footprint and save money by using tap water instead of a ready-to-use plastic PET bottle. Our cans are 100% recyclable.