Thundershirt's patent-pending design applies a gentle, constant pressure that has a dramatic calming effect for most dogs if they are anxious, fearful or over-excited.
Girth/Chest (G) = Measurement around the broadest part of the chest
Measure Dog to Find the Perfect Fit
- Small dimensions: 17-21" G - Fits dogs from 15-25 lbs
- Medium dimensions: 21-25" G - Fits dogs from 26-40 lbs
- Large dimensions: 25-30" G - Fits dogs from 41-64 lbs
We're sorry, we have no additional specifications for this product.