ThunderShirt is the original, vet recommended, natural calming solution that helps reduce anxiety in dogs in a drug-free way. Like swaddling an infant, our dog anxiety vest's patented design applies gentle, constant pressure to calm all types of anxiety, fear, and over-excitement issues in dogs.

The ThunderShirt helps to calm in over 80% of cases, and is recommended for thunder, fireworks, separation anxiety, travel, & vet visits. Treat anxiety, fear, and over-excitement in style! You’ll love the ThunderShirt’s calming effect on your dog.

• Helps to calm in over 80% of cases 
  
• Veterinarian & trainer recommended
• No training required

Size Guide
XXSmall – for dogs less than 7lbs (3.5kg) XSmall – for dogs 8-14lbs (3.5kg – 6.5kg)
Small – for dogs 15-25lbs (6.5kg – 11.5kg)
Medium – for dogs 26-40lbs (11.5kg – 18.5kg)
Large – for dogs 41-64lbs (18.5kg – 29.5kg)
XLarge – for dogs 65-110lbs (29.5kg – 50kg)