Description:FDA SILICONE BABY BOTTLEBottle: silicone,heat-resistant to 200,sterilizable. Nipple: cross cut silicone nipple,heat-resistant to 200 ,sterilizable. Twist Cap: polypropylene,heat-resistant to 120,sterilizable. Bottle Cap: polypropylene,heat-resistant to 120,sterilizable. Bottle sleeve: without handle ,match with twist cap,polypropylene,heat-resistant to 120. 2,silicone baby feeding bottle3,silicone bottle certificate