These coins are now difficult to find in sealed Monster boxes from the mint. Coins come packaged in yellow capped tubes of 25. APMEX has not verified the contents of these mint-sealed boxes. The item "2013 Canada 500-Coin Silver Maple Leaf Monster Box (Sealed) SKU #83164" is in sale since Friday, January 12, 2018.This item is in the category "Coins & Paper Money\Bullion\Silver\Coins". The seller is "apmex" and is located in Oklahoma City, Oklahoma. This item can be shipped worldwide.