Jetpilot Dog PFD Description: Keep your Fur baby safe on the water in a Jetpilot Dog Life Jacket. Built using durable Nylon and neoprene with adjustable webbing straps for a secure customised fit. Available in multiple colours, White, Blue and Yellow with 4 size options: Small, Medium, Large and X Large. Dog safety isn’t to be taken lightly, plus they look really cool. Features: Durable Nylon and Neoprene Outer Adjustable Webbing Straps For A Secure Fit Keep Your Pooch Safe! Sizing: Size Length Weight Girth S 28cm - 33cm 7kg - 9kg 66cm M 33cm - 40cm 9kg - 22.5kg 71cm L 40cm - 48cm 18kg - 31.5kg 76cm XL 48cm+ 31.5kg+ 83cm Length: Place measuring tape between the dog's shoulder blades to the base of their tail. Weight: Weigh the dog to make sure the weight lines up with the guide above. Girth: Place measuring tape on the dog's stomach and measure the girth. *Note this size chart is only a guide.