My son learned to love backpacking on this backpack but he has outgrown it at age 16 heamp39s very slight and lean the pack is in great shape it has been used about 5 times on weekend tripsampnbspampnbspAdjustable harness fits 12 - 15 in torsos and lets the pack grow with your child highly visible torso adjustment increment markers make it quick and easy to dial in the fitContoured padded shoulder straps hipbelt and molded foam back panel with breathable mesh provide carrying comfort and great ventilationDual aluminum stays stabilize the load and shift pack weight to the hipsPrecurved hipbelt comfortably waps around the hips and can be extended to provide an additional 2 in of circumference as your child growsHipbelt webbing tightens with an ergonomic forward pull for easy adjustmentAdjustable sternum strap features a safety whistle built into the buckleOrganize gear in the top-loading main compartment sleeping bag compartment front mesh stuff pocket and 2 pockets in the top lidFloating top lid extends to accommodate large loadsPack bottom features sleeping pad straps with quick-release bucklesWater-repellent zippers help keep contents dry and eliminate the need for fabric zipper flaps2 zippered mesh pockets on the hipbelt keep snacks and other small essentials close at handHydration-ready design allows a reservoiramp39s drink tube to be routed over either shoulder hydration reservoir sold separatelyIce axe loops and dual daisy chains provide external attachment points for tools and other gear dual side pockets hold water bottles or other compact itemsSide compression straps let you cinch down loads for jostle-free carryingThe REI Passage 40 pack is designed and sized to fit kids ages 6 - 11SpecsBest Use Backpacking Frame Type Internal Frame Gear Capacity L 40 liter Gear Capacity cu in 2441 cubic inches Weight 3 lbs 4 oz Weight - Metric 147 kilograms Adjustable Torso Yes Fits Torso 12 - 15 inches Fits WaistHips 24 - 38 inches Materials Nylon Frame Material Aluminum Number of Stays 2 Suspended Mesh Back Panel No Pack Access Topbottom Number of Exterior Pockets 8 main compartment Sleeping Bag Compartment Yes Gender Kidsamp39 Backpack Style Lightweight backpack