I was browsing
www.bhldn.com and came across their message in a bottle kit:
http://www.bhldn.com/the-shop_decor_stationery/message-in-a-bottleI'm not into unity candles, sand, etc. and was thinking my FI and I could write a message to each other, put it in the bottle, seal it up and read them on our 10th anniversary or something. Something to add the ceremony otherwise it will be 5 minutes. What do you think?