Instead of having an O shape it now has an X shape. This means that when pressed between the chain plates, it no longer has a flattened O ring shape but instead has two smaller faces touching either plate in an X shape. This gives you the same great sealing and durability but now with very low friction.
Graduation Announcement Etiquette: How to Address Graduation Announcements. College Graduation Announcement Etiquette: How To Address Graduation Announcements With Inner Envelopes. You can either address your envelopes by hand or order printed envelopes while purchasing your college graduation announcements. The later will save you time and effort.
1 On the other hand, if you want your announcement to include a photo of the grad in his or her cap and gown then, the announcements will most likely be sent out after the ceremony and celebrations.  Quotes â A graduation announcement can have an inspirational graduation quote to set the overall tone of the ceremony.