Round Biothane Tracking Line Configuration:With Handle With a break strength of

With a break strength of 500 pounds

so it won’t break down with use

Built-in guard can be moved into position to prevent overcutting

Dog devices and collars feature interchangeable

Just give it a soak to tap into our Swamp Cooler™ Tech that uses evaporative cooling to help cool your pup

Round Biothane Tracking Line Configuration:With Handle With a break strength ofRedLine K 9 Round Biothane Tracking Lines are made with 520 Round Biothane Beta and do not absorb water or rot. With a break strength of 500 pounds, this material is both lightweight and durable making for an excellent tracking or nose work line. Biothane is the gold standard for all weather lines. Finished with a solid brass clasp and available with our without handle.