Important Sizing Note: The following measurements are the dimensions of the actual product, not of the pet they fit. After measuring your pet, make sure all measurements fit within the following dimensions (with a little room to spare in the chest and neck).

X-Small

• Back Length: 8.5"
• Chest: 11" (Most Important)
• Neck: 8"

Small

• Back Length: 10"
• Chest: 14" (Most Important)
• Neck: 9"

Medium

• Back Length: 11.5"
• Chest: 17" (Most Important)
• Neck: 10"

Large

• Back Length: 13"
• Chest: 21" (Most Important)
• Neck: 11"

X-Large

• Back Length: 14.5"
• Chest: 24" (Most Important)
• Neck: 12"

XX-Large

• Back Length: 16"
• Chest: 27" (Most Important)
• Neck: 13"