... heat resistant:-20-120 degree; 4) easy to clean; Material: Bottle: silicone,heat-resistant to 200,sterilizable. Nipple: cross cut silicone ... . Bottle sleeve: without handle ,match with twist cap,polypropylene,heat-resistant to 120. Features: 1)safe silicone material,colorless,odorless,nontoxic,high ... Bisphenol A,which is widely contained in PC feeding bottles. high quality liquid silicone baby bottle