The Classic ThunderShirt is the original natural calming solution. Like swaddling an infant, ThunderShirt's patented design applies gentle, constant pressure to calm all types of anxiety, fear, and over-excitement issues. Great for thunderstorms, fireworks, separation anxiety, travel, vet visits, problem barking, reactivity, and other stressful situations.

• Over 80% effective
• Veterinarian recommended
• No training required
• Completely drug-free