defiantly know myself. I do have a handy and i know that a lot of people have problems putting a full fleshlilght in one of those. My collection has some various sizes. I do wish there was one for smaller holes where this one mentions that the adapter targets 7-8 inches which cuts off ones that are 6" (e.g Tenga Spinner (to make a pseudo twist motion)). So I guess my option would be getting the Handy sleeve adapter as it would be the closest