Round Biothane Tracking Line Length:20' this whip is flexible for

this whip is flexible for easy cracking yet sturdy enough to hold up to long training sessions

Moisture (max

Designed for trainers by trainers

rechargeable and proudly assembled in the USA

military and Ringsport dogs

Round Biothane Tracking Line Length:20' this whip is flexible forMade from 1 4" Round BioThane Beta 520 Completely waterproof Available in 4 colors Break strength of 500 lbs Not intended for use as a tie out line [split] RedLine 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.