You know, when you need to blow things up gently.
Why would you want to keep your DS in the mouth of a puppet? Well I guess if you have to ask you'll never know.
This just brings back memories of thumb blisters. What a terribly designed controller! It makes a much better wallet.
Available at: UntilItEndsStudios http://www.untilitendsstudios.etsy.com/ ($16)