SturdiBag Large Pet Carriers,Limited Edition Whimsical Prints Flexible Height Pet Carriers & Travel Tote (BUTTERFLIES-ORANGE) Patented, award winning flex-height design! Smooshes down without collapsing onto pet Feather light construction. Durable 600 Denier Polyester. Seatbelt safety straps sewn in. "Egg Crate" style interior fleece pad secured by Velcro Measures 18"L x 12"H x 12"W