Because this is considered to be a "Grass-Roots Reunion" there seems to be no real logo or symbol to be used other than "IU" so Garrett Baker will locate some decent, hooded-sweatshirts for our swag:

Men's Crimson Indiana Hoosiers Big & Tall Arch & Logo Tackle Twill Hooded Sweatshirt

I mean really, do you really want to go home with this:
Lip Balm Tubes Class Reunion
Lip balm?  Really would you use this?  Nope!

Or this?

Mini Hand Sanitizer with Custom Labels You Affix
Indiana University, Teter Quad '79 - '84 Anniversary

When: October 19, 2019 at 8:00 pm
Where: Indiana University, Student Union
United States

Contact: Brad Birge
(312) 593-4062
Task Completion Dates:

June 30, 2019              Indiana University Alumni Association will Collect Money;

July 31, 2019               Pick the Swag;

August 31, 2019           Confirm Accommodations;

September 6, 2019       Verify Reservations; and
October 18, and 19, 2019    Reunion Weekend, Bloomington, Indiana

Image result for indiana university bloomington
Reunion in Bloomington
When: 10/19/2019 at 8:00 pm
Where: Bloomington, Indiana