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Adjustable Dog Harnesses

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Adjustable Dog Harnesses

The adjustable dog harness collection at Dogline is designed for a customizable fit and everyday comfort. Made to fit dogs of all sizes, from growing puppies to large, active dogs, our adjustable dog harnesses can be tightened or loosened for a secure, comfortable fit. 

Shop Dogline’s adjustable dog harness collection below and find the right fit for your dog.

  • Nylon Mesh Harness for dogs with quick release buckle and removable patch; blue and 7 other color options
    Color options for Boston Mesh Dog Harness + Built-in Hook & Loop Fastener
    from $13.99

    Boston Mesh Dog Harness + Built-in Hook & Loop Fastener

    Our Boston Mesh Harnesses are a soft, padded step in harnesses that provide exceptional comfort and durability. The padded interior provides maxim...

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  • Nylon harness for dogs with reflective strap and top handle, adjustable, with removable chest plate, hook and loop fastener for patches; Aztec, teal, green, purple, pink camo, zebra red and 13 other color options
    Color options for Unimax Multi-Purpose Dog Harness
    from $35.99

    Unimax Multi-Purpose Dog Harness

      Dogline Unimax Multi-Purpose Dog Vest Harness with Removable Chest Plate and your own unique Custom Removable Patches. These harnesses are perfe...

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  • No pull harness for dogs with top handle, adjustable straps, and loop backing fastener for patches, made from Neoprene, orange and 11 other color options
    Color options for Dogline Quest Multi-Purpose No Pull Dog Harness
    from $29.99

    Dogline Quest Multi-Purpose No Pull Dog Harness

    Show your dog who is in controlThe Dogline Quest No-Pull Dog Harness lets you take control of an over-enthusiastic dog and improve his leash-walki...

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  • MaxAire Mesh Dog Vest Harness
    Color options for MaxAire Mesh Dog Vest Harness
    from $19.99

    MaxAire Mesh Dog Vest Harness

    Dogline Multi-Purpose MaxAire Mesh Dog Vest with optional Removable Patches. The vest is made of a lightweight, yet strong mesh that breathes to ke...

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  • Nylon mesh harness for dogs with quick release buckle and 2 hook and loop fasteners for patches; blue and 7 other color options
    Color options for York Mesh Harness + Built-in Hook & Loop Fasteners
    from $13.99

    York Mesh Harness + Built-in Hook & Loop Fasteners

    Optional removable reflective patches (sold separately) Our York Mesh Harnesses are soft, padded step in harnesses that provide exceptional comfort...

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  • Nylon harness for dogs with quick release buckle and metal rings, flat step-in design, 11 color options
    Color options for Nylon Flat Step-In Dog Harness
    from $12.99

    Nylon Flat Step-In Dog Harness

    Our Nylon Flat Step-In Harness offers soft, adjustable tubular nylon, giving it a special rounded edge to ensure maximum comfort for your dog. Make...

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  • Mesh harness for dogs, soft and padded, with quick release buckle, adjustable chest width; blue, red, orange, green, teal and 3 other color options
    Color options for Mesh Dog Harness
    from $13.99

    Mesh Dog Harness

    These personalized mesh harnesses are made of a lightweight and breathable mesh fabric. Features an adjustable chest strap for an easy fit (neck ...

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  • Fabric step-in harness for dogs with quick release buckle and sliders for adjustment, 9 color options
    Color options for Comfort Microfiber Flat Step-In Dog Harness
    from $9.99

    Comfort Microfiber Flat Step-In Dog Harness

    Our Comfort Microfiber Flat Step-In Harnesses, part of our Comfort Collection, are made of durable Microfiber Material that provides exceptional co...

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  • Mesh nylon harness for dogs with plastic quick release buckle, lime green and 7 other color options
    Color options for York Mesh Dog Harness
    from $13.99

    York Mesh Dog Harness

    Our York Mesh Harnesses are soft, padded step in harnesses that provide exceptional comfort and durability. The padded interior provides maximum co...

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  • Biothane working dog harness with stainless steel hardware, padded chest plate and handle
    Color options for Viper Surge Biothane Working Dog Harness - Stainless Steel Hardware
    $159.99

    Viper Surge Biothane Working Dog Harness - Stainless Steel Hardware

    Our Surge Biothane Working Dog Harness is created from a high-quality Biothane waterproof coated webbing. A trusted name in national sports league...

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  • Saddle bag for Quest dog harness, hook and loop fastener
    $19.99

    Quest Removable Utility Saddlebags + Built-In Waste Bag Dispenser

    These optional saddlebags are a for the Quest Harness (sold separately) and are ideal for carrying treats, medications, a first aid kit, and much m...

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  • Harness for dogs with studs and spikes, made from leather and nylon, 5 colors available
    Color options for Leather + Nylon Spiked Dog Harness
    from $65.99

    Leather + Nylon Spiked Dog Harness

    These fine 100% genuine leather + nylon spike harnesses bring together simplicity and elegance thanks to their elaborate workmanship. Our leather a...

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  • Adjustable dog harness with top handle and quick release buckles, made from nylon and neoprene. Teal, orange, lime green, red, purple, pink camo, and other colors available
    Color options for Co-Pilot Adjustable No Pull Dog Harness with Handle
    from $31.99

    Co-Pilot Adjustable No Pull Dog Harness with Handle

    The Co-Pilot dog harness features a comfortable design that evenly distributes pressure across your dog’s torso to help reduce pulling and prevent ...

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Explore Dogline’s Adjustable Dog Harness Collection

Adjustable harnesses for dogs provide a secure, personalized fit that supports comfort and control during everyday walks and training sessions. For dogs that feel uncomfortable in collars or tend to pull on the leash, an adjustable dog harness and leash combination offers improved comfort while helping pet parents maintain better control.

Unlike fixed-size harnesses, adjustable dog harnesses accommodate each dog’s unique body shape. Adjustable straps allow you to fine-tune the fit without sizing up or down, ensuring the harness sits comfortably without restricting movement. As dogs grow or change, the harness can be easily adjusted, making it a practical choice for puppies, active dogs, and multi-stage training.

Dogline prioritizes dog-friendly, functional designs made with high-quality materials built to last. Our adjustable dog harnesses are crafted from durable nylon webbing with soft finishes, reinforced stitching, and reliable hardware for daily use. Select styles, including the Co-Pilot Adjustable No Pull Dog Harness with a Handle, feature multiple adjustment points across the chest and torso to support a secure fit while helping reduce pulling and the risk of choking.

Designed to evenly distribute pressure, Dogline’s no-pull adjustable harnesses help keep dogs comfortable and relaxed on walks. Reflective trim on select harnesses improves visibility in low-light conditions, while multiple size ranges and color options make it easy to find the right style for your dog. Dogline is committed to safety, reliability, craftsmanship, and the trust of pet parents nationwide. 

Explore Dogline’s full selection of adjustable dog harnesses and choose the right fit for your dog’s needs.