Yes! Our Hegen PPSU bottles are able to withstand -4 degrees Fahrenheit up to 356 degrees Fahrenheit in temperature while PP and Silicone parts are able to withstand up to 230 degrees Fahrenheit.
Do note that feeding collars or storage lid must be removed prior to heating up and ensure that the temperature of the food is appropriate prior to feeding as there might be uneven heating which can cause scalding.