You care about the environment? Do you like a nice and practical design? If so, the Dopper reusable glass bottle will be the perfect choice. The main part of the bottle is made of borosilicate glass. The unique design by Rinke van Remrtel, the highest quality materials used for production (without BPA and phthalates) and the practical Cup hidden in the stopper make it what you need!The bottle consists of only three parts-so you can very quickly wash it by hand or simply throw it in the dishwasher.It is also worth adding that the bottles of Dopper have become a very important part of Dutch culture. They owe it not only to their exceptional design and quality of workmanship, but above all to their social mission. By using reusable bottles, we can reduce the amount of plastic waste. In addition, 5% of the company's profits go directly to the foundation, which supports, among other things, projects related to the supply of drinking water in Nepal and the purification of the oceans.Specifications:capacity: 450 ml three parts, very easy to cleanmachine washable up to 65 ° C / 149 ° Ffor hot and cold water not suitable for milk drinksmeasure and weight:diameter 7.3 cmheight 26 cmweight 506 gmaterials:borosilicate glass (bottle)PP - polypropylenetritan (white mug)silicone (gasket)without BPA and phthalates.