Biothane Dog Leash 5/8 in x 20 ft Olive Drab Green - Waterproof Lead

In this review of the Viper K9 Biothane dog leash the bottom line is simple: this long, waterproof lead is built for working dogs and handlers who need a durable, easy-to-clean training line that stands up to weather and heavy use. The reviewer found the 20 ft, 5/8 in webbing especially useful for tracking, search work and scent training where length and quick drying matter. This is a practical, purpose-driven leash rather than a decorative or chew-proof product, and it performs best when used as a handled training line rather than for permanent restraint.

Key Features

• Waterproof coating: The leash sheds water and mud and comes out of wet environments dry and virtually odor-proof, so it stays usable after swampy or rainy sessions.
• Temperature resilient: The Biothane webbing remains flexible in extreme cold and does not soften in high heat, keeping handling predictable across climates.
• Heavy webbing strength: Super heavy Biothane webbing offers high breaking strength and is described as more durable than leather for demanding field use.
• Solid brass hardware: The brass snap resists rust and offers a reliable connection for working dogs in law enforcement, search and rescue, and sport training.
• Made in the USA: Constructed from quality materials with consistent build and available in multiple colors and sizes to match handler needs.

Who It's For

This leash is aimed at handlers working with medium to large canines in tracking, Schutzhund, search, scent work or other dog sports that benefit from a long, sturdy line. Trainers who need a waterproof, quick-drying lead for wet fields, marshes or frequent outdoor use will appreciate the low-odor, low-maintenance coating.

It is not intended as a chew-proof tether or for unattended tie-outs; owners seeking a chew-resistant or permanent tie solution should look for specialized tethering gear. Casual pet owners who only need a short sidewalk leash may prefer a simpler, shorter lead.

Pros & Cons

Pros

• Durable, heavy Biothane construction that holds up to weather and rough use.
• Waterproof and easy to clean, dries quickly and resists lingering smells.
• Solid brass snap that will not rust and suits professional applications.
• Generous 20 ft length ideal for tracking and scent training work.

Cons

• Not chew-proof and not safe for tie-out or unattended restraint.
• Long length may be cumbersome for casual everyday walks in crowded areas.

Specifications

Brand	Viper
Material	Super heavy Biothane webbing with waterproof coating
Hardware	Solid brass snap
Length	20 ft
Width	5/8 in
Color	Olive Drab Green
Made	USA

Our Verdict

The Viper K9 Biothane 5/8 in x 20 ft lead is a practical, well-made training line for handlers who need length, durability and low maintenance in wet or dirty conditions. It represents good value for working and sport dogs where reliable hardware and weather resistance matter, but it should not be used as a chew-proof tether or left on a dog unattended.

Frequently Asked Questions

Is this leash suitable for scent and tracking training?
Yes. The 20 ft length and low-odor, quick-drying Biothane coating make it well suited to tracking and scent work that require distance and repeated exposure to wet terrain.

Can this be used for tie-out or as a permanent tether?
No. The leash is not chew-proof and is not intended for tie-out or unattended restraint; it is designed as a working or training lead.

Will the brass clip rust with heavy outdoor use?
No. The solid brass hardware is chosen for its corrosion resistance and holds up well in field conditions and wet environments.