Longline is a strong best handcrafted line with included storage loop pick for shoppers comparing handcrafted 5/8 in biothane long line with storage loop options in long-line dog leashes. Key strengths noted in the product information are: Included storage loop helps keep a long line organized; Five practical lengths and broad color customization. Buyers should still check sizing, current price, and retailer availability before ordering.
Longline is worth considering if best handcrafted line with included storage loop is your priority in long-line dog leashes. Check fit, current price, and retailer availability before buying.
Skip it if only one 5/8 in width, which may be heavy for small dogs is a dealbreaker, or if your pet needs a different fit, size range, or retailer return policy.
Compare related options, then check current details with the retailer.

Pupford
Pupford is the least expensive retained option and still provides a handle, solid clasp, 30 ft length, two dog-size variants, and 24 product reviews. Nylon is economical and familiar, but it is less weatherproof and less wipe-clean than the coated-webbing leaders.

Train Right! by Coastal Pet
Train Right! is the only cotton-web option retained, giving handlers a familiar soft material and a swivel bolt snap across 6-30 ft official configurations. The 20 ft version was currently offered by Petsense for $24.99, but cotton is less practical than coated webbing in rain, mud, or repeated wet trail use.

Wilde American
Wilde American deliberately chooses one 17.5 ft length and one 1/2 in width instead of a large configuration matrix. That simplicity, four current colors, direct availability, and an official product video make it easy to understand, but it is less adaptable to small dogs or very large training spaces.

Ray Allen Manufacturing
Ray Allen combines five lengths, three widths, black BioThane, a brass bolt snap, waxed nylon stitching, and a direct-purchase lifetime BioThane warranty. It ranks lower because the selected options may require a 1-2 week backorder and no stable product-specific owner aggregate was available.

Mendota Pet
Mendota is the strongest non-coated-webbing alternative in the ranking. The line uses the brand's multi-filament polypropylene rope with UV coating and comes in six trainer configurations from 20 to 50 ft, including a 1/2 in Pro Trainer and high-visibility Super Cord options.

Viper by Dogline
This fixed 20 ft Viper line stands out for its Herm Sprenger stainless-steel hook and three width choices. Dogline publishes a 570 lb breaking-strength claim for the hook, not the complete leash, and offers separate 10, 15, and 33 ft versions for handlers who need another length.