These are generally made of smooth plastic and attach to the end of the nail with special glue. (speedwayvet.com)
Add special glued - on adornments like family photos, ribbons, glitter, and buttons (again, beware of small objects that could pose choking hazards for babies and toddlers). (kidshealth.org)
Marilyn showed us how to pour special glue inside the ornaments and swirl it around and then add glitter, mica and various materials - she even showed us how to add floor wax - yes floor wax to the ones with glitter! (mypaintedgarden.com)