Pet Shirts & T-Shirts Sizing Guide

🐾 Pet Shirts & T-Shirts Sizing Guide

Essential for everyday wear, costumes, and casual pet apparel. Since sizing varies across brands and body types, measuring your pet correctly is the most reliable way to get the right fit every time.

📏 How to Measure Your Pet

  • Back Length: Measure along the backbone from the base of the neck to the base of the tail.
  • Chest Girth: Measure around the widest part of the chest, right behind the front legs. Add 1–2" for comfort.
  • Neck Girth: Measure around the neck where a collar naturally rests.

📊 Pet Shirt Sizing Chart

Size Back Length Chest Girth Neck Girth Common Breeds
XS 6" – 8" 10" – 12" 7" – 9" Chihuahua, Teacup breeds
S 8" – 10" 12" – 15" 9" – 11" Pomeranian, Toy Poodle, Maltese
M 10" – 13" 15" – 18" 11" – 13" Pug, Shih Tzu, French Bulldog
L 13" – 16" 18" – 21" 13" – 15" Beagle, Cocker Spaniel
XL 16" – 20" 21" – 25" 15" – 18" Boxer, Collie, Medium Lab
2XL 20" – 24" 25" – 30" 18" – 22" Golden Retriever, Labrador

💡 Tip: Prioritize chest girth. If between sizes, always size up.