This property defines the Unicodes which belongs to Small Form Variants block
Characters like ﹐,﹑,﹒, etc. are listed under Small Form Variants Block.
29 Characters are present in Small Form Variants Block starting with the Unicode point U+FE50 that represents the character ﹐.
Currently, as per latest version 15.0.0, Unicode supports 328 number of Block. Here are a few examples - Latin Extended E,Adlam,Aegean Numbers, etc.