This revolutionary pack has huge a center section that zips apart to reveal an expandable,open-top space that's big enough to hold bulky equipment or even an elk quarter. A second expandable main compartment, removable waist belt which can be worn separately with accessory pouches, pull-out, 244-square-inch blaze orange panel offers additional safety in the field, full length straps to shift heavy loads upward for better leverage, multiple compression and support straps to help control difficult loads, such as large equipment or boned meat and antlers.