MINIWELL has been cultivating in the field of water purification for many years, and aims to pursue and provide the best quality water purification products. This collapsible water filter is made of food-grade PP and silicone, equipped with the super strong filtration media, which can effectively remove many kinds of harmful substances (Such as Chlorine, Arsenic, Mercury, Benzene, and Trichloromethane). Whether it is cold or hot, this filter can remove 99% residual chlorine and other carcinogens, improve the taste of water and facilitate your daily life, very suitable to use at home and office.