XS Bust 28cm back length 18cm (for 1-2 pounds of small dogs)
S: Bust 33cm back length 23cm (for 2-3 pounds of dog)
M: Bust 38cm back length 28cm (for about 4 pounds of dog)
L: Bust 43cm back length 33cm (for about 6 pounds of dog)
XL: Bust 48cm back length 37cm (for 9 pounds of dogs)
XXL: Bust 53cm back length 42cm (for 12 pounds of dogs)
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