Allows for quick dumping of your pack by pulling the single quick release buckle Compatible with any pack from a CamelBak hydration pack up thorugh MOLLE, ILBE, ALICE Rucks and all Mystery Ranch packs Prevents straps on your tactical load from tangling Prevents chafing/bleeding sometimes caused by shoulder-straps The Mystery Cinch reroutes the shoulder pads of your pack down the front of your armor keeping the shoulder pads from cutting into your armpits. Thisrouting keeps your pack’s shoulder straps extended longer than normal, allowing you to quickly dump your pack by pulling the single quick release buckle. The Mystery Cinch works with ANY pack from a CamelBak hydration pack up thorugh MOLLE, ILBE, ALICE Rucks and all Mystery Ranch packs of course!