... to 120,sterilizable.Bottle Cap: polypropylene,heat-resistant to 120,sterilizable.Bottle sleeve: without handle ,match with twist cap,polypropylene,heat-resistant ... health.(3),Unique skidproof design for comfortable and secure grip.(4),Wide diameter for easier cleaning and filling.(5 ... phenomenon of flatus,disgorge and hiccup.(7),unbreakable design for outdoor use.Preservation method: Away from the fire ...