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: 9"
• Chest Length: 13"-16"
• Neck: 8"

Small

• Back Length: 11"
• Chest: 17"-21" (Most Important)
• Neck: 11"

Medium

• Back Length: 13"
• Chest: 18"-22" (Most Important)
• Neck: 13"

Large

• Back Length: 15"
• Chest: 21"-24" (Most Important)
• Neck: 14"

X-Large

• Back Length: 17"
• Chest: 22"-28" (Most Important)
• Neck: 14"

XX-Large

• Back Length: 19"
• Chest: 24"-28" (Most Important)
• Neck: 16"

3X-Large

• Back Length: 22"
• Chest: 26"-35" (Most Important)
• Neck: 24"

4X-Large

• Back Length: 25"
• Chest: 30"-40" (Most Important)
• Neck: 25"