Includes: (1) Armband - small and (1) Freeze P 3/4 oz. This product fits multiple sizes of canisters: 1/2 oz., to 4 oz. This great little invention is designed so you can keep your Self Defense Spray ready to be used, the moment you need it. You don’t have to be a Jogger to benefit from these handy, and extremely affordable devices. Of course, they are great for carrying your pepper spray when running or jogging, but you can use them when taking a walk around the block, through a park, in the city, or even walking to and from the parking lot at work or the grocery store. And don’t forget it makes it easy to walk your dog while still having your pepper spray ready to fire! They are proudly made in the USA of quality elastic nylon material and Velcro that allows the holster to be adjusted to fit snuggly, yet comfortably around your arm.