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What Size Collar for a Siberian?

For an adult Siberian, a large collar (neck about 25–30 cm) is the usual fit. Always use a breakaway buckle and measure your own cat — necks vary, and a coat can hide the true size.

Recommended: Large collar
Typical neck 25–30 cm (9.8–11.8 in) · weight 5–9 kg
🛟 Use a breakaway buckle, and measure your cat. Always use a breakaway (quick-release) buckle for cats — it pops open if the collar snags while climbing or exploring, preventing strangulation. Never put a non-breakaway dog collar on a free-roaming cat.
🐱 Breed note: A thick double coat hides the true neck size — measure with the fur pressed flat, then size to the actual neck, not the floof.

Typical sizing for an adult Siberian:

Typical rangeRecommended
Neck25–30 cm (9.8–11.8 in)Large collar
Weight5–9 kg
BuckleBreakaway / quick-releaseEssential

Know your cat's neck measurement? The cat collar calculator gives the size with the two-finger fit built in.

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