2 assorted colors. 18.5"X12.5"X7.5". Head out for a day on the trail or on the town with this compact, functional day pack. At 30 liters, this pack has enough storage space for a long hike. Features like a media pocket, and multi-functional sleeve (holds a hydration bladder or a laptop), make this pack versatile enough to bring to class, too. The padded, breathable back and shoulder straps feature airflow channel for ventilation - so you'll be cool and comfy on campus or in a canyon.