Never forget that rubber bands eventually go bad.
AND, if you need less-ephemeral, non-messy rubber bands, use silicone rubber bands (FREE ADVICE #002).

Free Advice HerpDerp Is that the way it is? Mucking About With Things RECCIES The Diary of Lupin Pooter
Fragments of deteriorated rubber bands. At upper left: bits from rubber bands that were, IIRC, bluish-green originally. Or were they purple? They’re bluish-green now. At lower-right: parts of what were once white rubber bands. Rubber bands (here taken to mean solid, non-woven elastic rings) degrade. Whether they’re made from natural rubber or synthetic rubber (e.g. […]

Dishwasher-safeness claims are often fibs: Free Advice #001

Free Advice Is that the way it is? The Diary of Lupin Pooter
Remember… free advice is worth every cent you’ve paid for it. Rule of thumb: If it’s not all-metal (e.g. a plain stainless steel saucepan) or all-ceramic (e.g. an unadorned coffee mug) or a solid lump of plastic like a one-piece, you perhaps ought to hand-wash it. Dishwasher detergents are less sudsy but significantly more chemically […]