LAIRIES Expandable Cat Carrier Backpack @ Amazon

Cat Backpack Carrier: 2023 Upgraded expandable cat bubble window carrier backpack, cat head with ear design in front with both bubble dome and honeycomb covers included.

Lightweight & Ventilation: 3 lbs around backpack itself, 9 vent holes around the backpack and extra side accessing window for easy in-and-out for pet up to 16 lbs;

Back Extension: Front hard bubble to provide privacy for shy pets and the back extension is made out of breathable mesh, either a pet carrying backpack, or a pet bed for rest while expanding the back.

AIRLINE APPROVED: Most AIRLINE APPROVED under seat. Important: Please Check your airline requirements before traveling. Good to carry in front chest so pets know what's coming ahead, or backpacking for comfortable fit because of padded shoulder straps and extra chest buckle to secure. Safety leash with clip to harness is included besides hard base removable support mat.

Cat bookbag to keep cat or small puppy up to 16 pounds, 365 days return guarantee.