Mountainsmith Youth Pursuit Backpack Plastic frame Air mesh pack panel. Elastic sternum strap and bite valve catch. Fully adjustable shoulder straps with dual density foam. Front pocket with elastic rigging. Safety Whistle. Separate sleeping bag compartment with internal divider. Sleeping bag compression straps. Four adjusters for effective load dispersion. Hydration compatible with dual exit ports. Two water bottle pockets fit 32oz water bottles.