(pic 2 of 2) Wedding favour bags, muslin, Bags measure 2.5" x 4". Set of 50. DIY Hangover Kit, first aid for wedding guests. Funny wedding favour. - Bags arrive empty- you fill with travel size aspirin, alka-seltzer, mints- whatever your hangover essentials are. Tie around a bottle of water, and you're ready to face the day!