Description of Osprey Imp 23 Backpack - Youth The Imp 23 is perfect for young, first time day hikers or backpackers. We recommend stuffing it with lightweight, compressible items like sleeping bag and clothing. Your child will feel proud to carry their gear in the sporty Imp, without the burden of an overloaded pack. Features: Approximate age range 8 - 12 years Torso Length 13 - 18" / 33 -45.5cm Integral Raincover Stretch Woven Front Pocket Hipbelt Adjustment Stretch Woven Side Pockets Torso Adjustment Attaches to any Side Order compatible backpack