Annealed borosilicate glass does not "shatter" into shards. If a flaw exists (rare in this price tier), it will crack along stress lines, but it will not explode. The Marcus studio pressure-tests every piece. Fact: The "Top" handle is flared. This is non-negotiable. If you are buying a Ken Marcus piece that does not have a flared base, it is a counterfeit. The base allows the Top to pull the toy out safely, even with a clenched pelvic floor.
The product appears to be a glass dildo top, possibly designed for use with a Ken Marcus glass dildo. Glass dildos are known for their durability, ease of cleaning, and ability to be used with various lubricants. A glass dildo top might refer to an attachment or accessory designed to enhance the user experience. ken marcus glass dildo top
He took the glass sculpture from its velvet-lined box. He loved the weight of it—cool and substantial in his hand. He ran it under warm water for a moment, enjoying how the material held the temperature. Annealed borosilicate glass does not "shatter" into shards