🐾 Pets · Dog breeds
What Size Collar & Harness for a Cavalier King Charles Spaniel?
For an adult Cavalier King Charles Spaniel, a S collar and S harness are the usual starting point, based on a typical neck of 25–33 cm and chest of 40–51 cm. But every dog is different — measure yours and use the two-finger rule before buying.
Collar: S · Harness: S
Typical neck 25–33 cm · chest 40–51 cm · weight 6–8 kg
⚠️ Measure your dog — breed is only a starting point. A Cavalier King Charles Spaniel's build varies a lot between individuals, and a collar is a safety item. Measure the neck snug, add about 2-3 cm (the two-finger rule), and confirm against the specific collar's size guide before buying.
Typical measurements for an adult Cavalier King Charles Spaniel:
| Typical range | Recommended size | |
|---|---|---|
| Neck (collar) | 25–33 cm (10–13 in) | S |
| Chest (harness) | 40–51 cm (16–20 in) | S |
| Weight | 6–8 kg | — |
Got a tape measure handy? The collar & harness calculator turns your exact measurement into a size with the two-finger fit built in.
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