Hide it in your belt.

Have you ever wanted a belt specifically made for Ninjas? Well, this is not really made for Ninjas, but it could have been. This 1.5 inch wide Leather Belt with Ninja Hidden Pocket has an inside pocket out of the sight of everyone else so you can keep your valuables safe. This handsome belt is made from full grain distressed leather with a suede lining and a removable buckle you can change if needed.

Buy on www.etsy.com
$25 - $75