Tired of digging through a messy backpack to find what you need? This Periea backpack organizer is about to change your life! The 'Gwen' model features 13 smart compartments that keep everything neatly sorted and easily accessible. Choose between small (28x20x12cm) for mini backpacks or large (35x27x14cm) for standard rucksacks - both designed to fit perfectly in your bag's main compartment. Made from durable nylon and polyester blend that's splash-proof and easy to wipe clean with a damp cloth. The side poppers let you fold it flat when not in use, maximizing space efficiency. You get a built-in key ring to keep your keys secure, a reinforced handle for easy removal from your bag, and two zippered compartments for valuable items. PERIEA has been making quality organizers since 2009 near London, and their experience really shows in the thoughtful design and construction quality. Whether you're using it for school, work, travel, or daily commuting, this organizer transforms any backpack into a perfectly organized storage system. Seriously, if you're tired of the black hole that your backpack has become, this insert will bring order to the chaos while making it easy to find exactly what you need when you need it. It's one of those simple solutions that makes you wonder how you ever managed without it!