Measurements: Maxine One S: 17 x 12.5 x 4 Condition: Worn once in good used condition, just a little too big for my dog Features: Rigid Structure: Constructed with high-density fabrics leading to a more rigid construction, specifically designed to keep your and your dogs backs straighter. Floof Guard 1.0: Keep your baby snug and strapped-in without constricting their arms. The Neck Collar: Reinforced wrap-around padded neck collar. Heft Handles: Reinforced tubular nylon grab handles on all four sides to make load-in and load-out easy. Dual Auto-Lock Zippers: Two zippers with auto-locking functionality means we put a premium on safety. The Tail Port T™ Materials: Weather-Proof Exterior Rip-Stop Polyester Interior Air-Mesh Spacer-Knit SideVentilation