The rise of the secondhand market provides another green pathway for the recycling of the
flat chested sex doll. With increasing consumer environmental awareness, more and more users are seeking to transfer their unused flat chested sex dolls to those in need, rather than simply discarding them. Formal secondhand trading platforms require sellers to implement strict cleaning and disinfection procedures—a triple step of soap and water washing, alcohol disinfection, and boiling or ultraviolet sterilization—to ensure product hygiene and safety.