Gregory Arrio 24 Pack Flame Black One Size. Specifications for Gregory Arrio 24L Daypack: Manufacturer: Gregory Gender: Unisex Maximum Loading Weight: 9.1 lb Weight: 1.62 lb Pack Application: Backpacking Pack Type: Daypack Pack Volume: 24 liters Body Material: Nylon Age Group: Adults Features of Gregory Arrio 24L Daypack A body-hugging fit that supports dynamic movement and optimal comfort on-trail Experience optimized airflow stability and temperature regulation through the progressive mesh and frame supported backpanel The ideal day hiker toolkit that offers a clean modern design with no compromise on performance access or comfort Package Contents: Gregory Arrio 24L Daypack Gregory 136970-7409: Arrio 24 Pack Flame Black One Size