The Cinderella Fit: A Measuring Guide | Green Dog
Finding the right fit is the most important part of choosing bespoke gear. At Green Dog, every piece is handmade by me in my Oxford studio. Whether you are choosing heritage English Bridle Leather (supporting British craftsmanship), traditionally dried Yorkshire-spun cotton, or our technical PPM and Nylon ropes, accurate measuring ensures your dog receives a piece built exactly for them.
Our Signature Widths
- 19mm (3/4"): A versatile, sophisticated width perfect for small, medium, and large breeds.
- 38mm (1.5") with a 19mm strap: Our "Hound Cut," ideal for Sighthounds, Dachshunds, and dogs with longer necks.
- Bespoke Sizing: Custom widths are always available. Please email hello@greendog.pet if you need something specific.
Important — Greenwich Yarn Collars: These slip-on, & clip styles are non-adjustable. Please measure the widest part of your dog’s head (around the ears) carefully. These cannot be resized after making.
How to Measure Your Dog’s Neck
For the most accurate result, please measure the dog, not an existing collar. Our materials—from all-weather BioThane® and versatile 4mm Paracord to our 6mm, 8mm, and 10mm ropes—all sit differently on the neck.
Option 1 — The Two-Finger Rule (Recommended)
- Wrap a soft tape measure around the neck where the collar naturally sits.
- Ensure the tape is snug but allows you to slide two fingers between the tape and the neck.
- This is your "Cinderella Fit" measurement.
Option 2 — Snug Measurement + 1.5 Inches
- Measure snugly around the neck with a soft tape (no fingers underneath).
- Add 1.5 inches for comfort and movement.
- Use this final adjusted measurement when ordering.

Measuring Existing Gear
If you wish to match the fit of a current favourite:
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For Clip Collars: Measure from the end of the clip to the start of the material.
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For Buckle Collars: Measure from the base of the buckle to the hole your dog currently uses.

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For Dog Leads: Lay the lead flat and measure from the tip of the clip (Solid Brass, Nickel-plated, or Stainless Steel) to the end of the handle.
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Slip & Figure-8 Leads: I automatically add an extra 30cm of rope to allow for the design; simply measure your current lead from the slider to the handle end.
The Cinderella Fit Guarantee
At Green Dog, transparency and trust are part of the craft.
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30-Day Reassurance: For our Standard Collections, we offer a 30-day return window—well beyond the 2026 legal minimum.
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Bespoke Adjustments: Because custom items are handmade to your specifications, they are traditionally non-refundable. However, if the fit isn't perfect, I offer an Adjustment Service. Contact me, and I will personally amend your gear in the studio to ensure a flawless fit.
Dog Is In The Detail™