Ease dog anxiety and dog stress without medication by using the Anxiety Wrap. Anxiety Wrap offers a holistic approach to calm your dog when it is stressed by thunderstorms, fireworks, car sickness or vet visits. Repeated use can aid in ending shyness and nervousness, destructive chewing, grooming issues, jumping and help release stress and tension in your dog. The Anxiety Wrap uses a technique called maintained pressure to calm the dog and redirect focus by applying slight pressure to a wide area of the body. Help your dog to focus and remain calm. Use with gentle dog training methods for behavior modification. Measure the dogs chest while standing at the fullest part of the ribcage. The cloth tape measure should be slightly snug. DO NOT round. The XX-LARGE size fits chest measurements of 37 to 40 inches.