Our Sherpa Sport Duffle Bags are comfy and adorable for your pup. Great sporty design fits this seasons style. A must-have for on the go everywhere! • Mesh panels for ventilation • Top and double-sided entry • Zippered side pockets • Includes a convenient shoulder strap • Reflective trim for safety Matches great with our Cloak & Dawggie Sport Mesh Harness, Leash, and Parka. Sizing Information: Small - 16"L x 10" W x 8.5" H Medium - 18"L x 11" W x 10.5" H Guaranteed on Board - when using this carrier when flying most airlines.