Bottle Caps for Pokemon Sun and Moon are being distributed at game stores worldwide – Destructoid
Bottle Cap Farming Guide : r/pokemon
Pokémon Sun and Moon Bottle Caps and Hyper Training - the best Gold and Silver Bottle Cap farming methods in Ultra Sun and Ultra Moon explained | Eurogamer.net
TCG Bottle Cap - English - Project Pokemon Forums
Sun & Moon News: Golden Bottle Cap Item | Pokémon Amino
GameStop - “Shut up and take our bottle caps” http://www.gamestop.com/pokemon | Facebook