The J.L. Childress Ultimate Padded Backpack Car Seat Travel Bag fully protects your child's car seat when traveling and enables you to be hands-free to push strollers, pull luggage and take care of your kids. Perfect for checking your car seat as luggage with padded, harness-style backpack straps that are ergonomically designed for comfortable carrying. The Ultimate is the ORIGINAL car seat travel bag that offers padding on all sides and padded interior wings to protect your car seats' safety features. This heavy-duty, durable, not-going-to-fail-you bag has an ID card and dual-zipper opening to make it easy to put in and take out your car seat. The Ultimate's universal size fits almost all car seats, including infant car seats (with base) and booster seats; check jlchildress.com for full compatibility. The Ultimate is the original and highest consumer-rated car seat travel bag and is backed by our Lifetime Warranty and U.S. based Customer Service Team. Travel Happy with J.L. Childress!