Guerrilla Packs Airporter Travel Backpack Duffel Hybrid with Detachable Daypack (50-Liter + 10-Liter) Airporter Backpack Comes With: Airporter hybrid backpack/duffel, Cadet detachable daypack, Tracker detachable laptop shoulder bag, Rain cover 22" (H) x 12" (W) x 9" (L) - Main Bag Packed Conforms to TSA carry-on dimensions. Backpack converts to carry-on duffle by zipping shoulder straps into concealed pouch. Cadet detachable daypack unbuckles from main bag to become "Personal Item" carry-on.