The BPA-Free parts are made of Tritan from Eastman. It is a durable plastic that has much greater shatter resistance than other plastics and glass. Tritan plastic is the safest plastic in the world. Not only is Tritan BPA-free, but it is also free from BPS (bisphenol S) and ALL other bisphenols.Refer to the Shine Kitchen Co. Automatic Pour Over Coffee Machine (Autopour) SCH-150 user manual for more information.