Earlier this week, the Youtube Channel for the Japanese magazine, V-Jump, put up a video detailing IVs in Pok?mon. In this video it gave a bit of clarification into the process. In the video, it showed three different Garchomp with different IV spreads and each of them used a Silver Bottle Cap at Hyper Training. This allowed for one stat to be increased, in this case the Attack was increased on all three Garchomp. This means that you'll be able to use the Silver Bottle Cap in exchange to increase one stat only. It was also mentioned that there may be a Gold Bottle Cap, and questioned if it will be used to increase multiple stats to their maximum. It is still not known how the Bottle Caps can be obtained and if there's a limit to the amount you can find. We'll bring more on Hyper Training and Sun & Moon as it comes