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).

XX-Small

• Back Length: 6.5"
• Chest: 8" (Most Important)
• Neck: 6"

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: 12"
• Chest: 15" (Most Important)
• Neck: 11"

Large

• Back Length: 13.5"
• Chest: 19" (Most Important)
• Neck: 13"

X-Large

• Back Length: 16"
• Chest: 20" (Most Important)
• Neck: 14"