

Thundershirt is recommended by thousands of veterinarians and trainers around the world. Whatever the situation that makes your dog anxious, fearful, reactive or over-excited, Thundershirt’s gentle, constant pressure can bring calm and focus back to your dog. A terrific solution for many types of anxiety including thunder, fireworks, separation, travel, and crate anxieties. And a terrific solution for eliminating “bad leash manners” such as barking, pulling or reactivity towards other animals and people.
| Size | Chest Size | Weight |
| X-Small | 13" – 17" | 18 lbs |
| Small | 17" – 21" | 15-25 lbs |
| Medium | 21" – 26" | 20-50 lbs |
| Large | 26" – 32" | 40-70 lbs |
| X-Large | 32" – 40" | Over 70 lbs |