Keep your precious pet safe in the water with this boldly designed pet vest from the Margaritaville collection. Designed with one neck buckle and 2 adjustable ladder locks, the vest allow you to quickly and easily put the vest on your pet. Durable nylon handle on the back keeps you in control while you're in the water, and bright colors enhance visibility. Sizing Guide: Weight/Neck/Chest/Waist: XS: 8-15 lbs./10"-13"/18"-24"/14"-20"S: 15-30 lbs./12"-16"/22"-28"/18"-24"M: 30-60 lbs./15"-19"/26"-32"/22"-28"L: 60-80 lbs./18"-22"/30"-38"/26"-32"XL: 80 lbs. & over/18"-24"/30"-42"/26"-36" Durable nylon on handle on the back Bright colors enhance visibility | O'Brien Margaritaville Pet Vest - Green - S