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winter traction & insulation
padded, everyday adventure
technical, breathable fleece
packable & insulated
With all-new innovations for 2025, the redesigned Web Master™ is our first ever step-in harness for head-shy dogs, and features a more robust chest panel with a new front leash attachment point.
It’s not just what we do. It’s why we do it. Ruffwear’s custom aluminum hardware is extruded and drop-forged, giving us control over the entire process to create stronger, more reliable gear.
A curated collection of stories to inspire you and your dog to get out there.
Sale price $64.95 USD
lightweight, multi-use dog harness
Selected: Lichen Green
Use this fit guide to find the right size for your dog. Measurement is around the widest part of the rib cage. In between sizes? Choose the larger size.
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The Flagline Harness is a fast, light, and comfortable body harness with a nimble design that keeps dogs in their flow, from scrambling in the backcountry to conquering everyday obstacles.
A handle and load-dispersing chest/belly panel make for easy lift-and-assist in a minimal design good for all-day wear. High adjustability and easy on/off make the Flagline secure and accessible, especially popular among tripods, deeming it the harness of choice for giving dogs a little boost and a lot of freedom when the path ahead is anything but flat.
Lightweight design with high adjustability and a debris-resistant liner that sheds dirt and fur.
Balanced and comfortable lifting with padded handle and load-dispersing chest/belly panel.
Three leash connection points: Aluminum V-ring on the back, and two reinforced webbing loops – one on chest for dogs that pull, and one on back.
Lightweight, easy on/off construction
Balanced and comfortable lifting with padded handle and load-dispersing chest/belly panel
Six points of adjustment for an optimal fit
Three leash attachment points: aluminum V-ring and two reinforced webbing loops
Debris-resistant liner sheds dirt and fur
Reflective trim for visibility in low-light conditions and light loop for attaching The Beacon™️
Learn more about the Flagline Harness from Erin and Wrigley.
Learn how to fit and adjust the Flagline Harness from Erin and Wrigley.
Measurement is around the widest part of the rib cage.
13-17 in (33-43 cm)
17-22 in (43-56 cm)
22-27 in (56-69 cm)
27-32 in (69-81 cm)
32-42 in (81-107 cm)
I use the Flagline for my 18 lb Havanese who, despite his appearance, is a very adventure loving dog. He can't wiggle out of it, it's comfortable on him, I can grab him if I need to. I attach a bell to the front look and he's good to go.
This harness is sturdy and strong. The handle is a great addition to the harness. Recommend this harness to anyone who is active with their dog.
This is Patrick, a 7yr old Cairn Terrier who is the friendliest pup you’ll ever meet. Having said that, he has an aversion to moving vehicles which presents a huge safety problem without this Flagline harness. I love the double straps which prevents him from slipping out. It is the only harness I feel he is totally safe and secure and I thank you.
Our whippet-ish shy-girl is not crazy about harnesses, and this one does not bother her at all! Don’t hesitate- just get it! You won’t regret it.
I love the handle that allows me to easily pick my mini Aussie up!