Activity for Amanda

What are the rings getting carried in or on during for the ceremony? FH likes vintage/secret service/military/classified-esque theme undertones so I am DIYʻing something like this for him:

Anyone have any good inspiration pics for beach themed centerpieces?? I found something that I liked using flowers but the 2 florists we met with were a bit over budget. I'm thinking of just using flowers for our bouquets & the ceremony, then doing...