Polypropylene provides a great compromise between effective squeezability and a neutral tastes and smell.The Sense Soft's ergonomic design makes it easy to grip and use in all conditions. The 'Sense Soft' nozzele perfectly seals when closed and provides a pleasant and comfortable sensation when drinking.Key Features:BPA Free No Bisphenol-A, phtalates or other toxins usedOdorless The polypropylene material keeps water clean and pure.Soft Valve Soft valve for a pleasant sensation while drinking.Easy Cleaning Removable valve and bottle with wide openingSlightly Conical Design To ease the entry in the bottle cageTech Specs:Colours Black, Olive Green, Neon Yellow, Translucent BlueCap Material Polypropylene. Push made with food-grade siliconWeight 77gMaintenance instructionsRinse with water after using. Dishwasher safe. Store with lid open. For ease of cleaning, we have designed a wide opening bottle, as well as a hand removable valve.Quality commitmentAll of our bottles are regularly subjec