Expandable Design: Easily transform into a spacious bubble tent bed for your pet's comfort during travel. Transparent Design: Wide view window ensures your pet feels secure while enjoying the scenery. Durable & Spacious: Crafted from premium materials to withstand wear and tear, accommodating pets up to 13 lbs. Ventilation: Nine strategically placed holes for fresh air, keeping your pet cool and relaxed. Airline Approved: Designed to meet airline regulations, ideal for flying with your furry friend. Embark on adventures with your beloved pet in style and safety. Our pet backpack, featuring an innovative expandable design, ensures your companion has ample room to stretch and relax. The clear bubble window not only offers panoramic views but also enhances feelings of security. Durably constructed, this backpack is built to last, making it perfect for long-term use. Nine ventilation holes keep the air flowing, preventing overheating even on sunny days. Plus, its airline-approved status makes traveling together a breeze.