Early full size sex dolls
https://www.sexdollpartner.com/collections/life-size-sex-doll
weighed between 75 and 115 pounds; they were not only difficult to handle but also bore
little resemblance to the weight of a real human body. Today, thanks to structural
optimization and the use of composite skeletons made from 304 stainless steel and aluminum
alloys, the weight of these full size sex dolls has been significantly reduced.