The patented ThunderShirt design applies gentle, constant pressure to calm anxiety, fear, and over excitementbr Calms during fireworks, thunder, separation, travel, vet visits, and much more with no training and no medication so your dog stays drug-free. Great for rescue dogsbr Already over 80 successful at helping millions of dogs. Recommended by thousands of vets and trainers.br Money-back guarantee: We stand behind ThunderShirt.