CCI percussion cap tins work awesome as well
Black powder horn http://www.militaryclothing.com/Revolutionary-War-Reproduction-Powder-Horn.aspx?id=20971-RW-1055-A&gclid=Cj0KEQjwmNuuBRDTu5rDjr2kxJsBEiQAWlm6UmeGd7xnd37PPHMaWWrZTMJgMm97L7Vmav4bsHba8AgaAtPz8P8HAQ&ad=76800671429
I think one of these would be great for a long hike