Developed in close cooperation with renowned dog handlers from official sled dog stations, ideally adapted to the dog's anatomy, similar in basic design to the harnesses used by sled dogs. Robust and comfortable materials: neoprene, PTM and webbing. The orange-olive color provides optimal visual connection between handler and dog. Swivel at the top and bottom: The swivel that is not needed remains in the park position, meets the highest demands, is light as a feather, does not absorb water and is easy to clean. From July 2015, sizes M, L and XL will be available with either a closed or openable neck area. The openable version has a heavy-duty metal buckle. Size overview: Size XS: Hunting and all other terrier breeds (small and medium-sized), dachshunds, etc. Size S: Dachsbracke, hunting and all other terrier breeds (large breed), Beagle, Poodle, Miniature Spitz, Miniature Schnauzer etc. Size M: BGS, Dalmatian, Border Collie, Kleiner Münsterländer, Husky, Wachtelhund, Lagotto Romagnolo etc. Size L: Pointing and welding dogs (hunting dogs), German Wirehaired Hound, Hanoverian Hound, Collie, Bull Terrier, Boxer, Golden Retriever, German Shepherd, German Longhair & Shorthair, Labrador, Chow Chow etc. Size XL: Bernese Mountain Dog, Ridgeback, Bloodhound and Otterhound, Dogue de Bordeaux, Rottweiler, Dogo Argentino, Cane Corso, Hovawart, Giant Schnauzer, Great Dane Size Chart Dog Harness Follow: Adjustment range neck circumference, belly strap Size XS approx. 35 cm 39 - 63 cm Size S approx. 42 cm 39 - 63 cm Size M approx. 49 cm 54 - 91 cm Size L approx. 60 cm 54 - 91 cm Size XL approx. 66 cm 54 - 104 cm.