LIFETIME Aspiration Jars are manufactured in accordance with the hospital use. It can be used both central vacuum systems and surgical aspirators. Jar body is made of poycarbonate material and can be sterilized at 121 degrees. The float system is used in the jar to overcome the oferflow problems. The 3 L and 5 L models have the handle system to carry the jars safely even when they are full. Thanks to the silicon gasget, sealin problems are minimized.