Customisable fit with four points of adjustment - allow for full range of motionSingle lead attachment point: anodized aluminium V-ring on the dog's backLightweight construction - minimizes bulkDebris-resistant linerLow-light visibility with reflective trim and light loopID pocket stores dog tags and pick-up bagsThe harness is available in a variety of sizes to suit every dog. To find your dog's size, simply measure around the widest part of the rib cage:Sizes:XXXSmall: 9-13inch (23-33cm)XXSmall: 13-17inch (33-43cm)XSmall: 17-22inch (43-56cm)Small: 22-27inch (56-69cm)Medium: 27-32inch (69-81cm)Large/XLarge: 32-42inch (81-107cm)