Sex doll customers are experimenting with groundbreaking transgender models, the Daily Star can reveal. One randy punter decided to kit out his DS Doll Ex-Lite model with a silicone penis.They shared their findings and experience on forum Our Doll Community with other sex doll aficionados.The customer wrote: “Once there, it [the penis] wants to fall forward, leaving a small gap between it and the body of the doll.”While the kit is designed specifically for the DS Ex-Lite doll, they seem confident it would work on other models.They continued: “The DS kit has the bonus of two inserts, and being in proportion to the doll.