John lives in Northeastern PA and sings in the praise band at Calvary Chapel Stroudsburg
The reason is Hershey freeze dries them with liquid Nitrogen, which leaves it a harden shell like chocolate. But it is different with Reeses which only cools it in a freezer which is a cheap way. When you go to store and buy Reeses and bring them home, they become softer because it still has very slim percentage of water.
They are available in Canada.
http://www.canadaonly.ca/products/Kit-Kat-Bites.html