REDUCE ANXIETY AND KEEP CALM: This thunder shirts will be effectively helpful to reduce your dog’s anxiety during thunder, thunderstorm, loud noises, travel, fireworks, flames, strangers, separation, vet visits and many other anxieties situations.Dog anxiety vest has already recommended by thousands of veterinarians and dog trainers. | WORKS WITHOUT MEDICATION:Each thunder jacket made of durable, breathable, comfortable and lightweight fabric, it soft like mother's hug, will keep dog calm.When the dog is restless, the massage part on the back of this anxiety coat are like our hands massage on them, it makes dogs relaxed and happy. No need for training or medication ,this thunder vest is a safe and effective way to help your dog stay stress-free. | EASY TO WEAR & CLEAN:Without any complicated straps, this anxiety vest can be applied in minutes.Each anxiety body wrap has adjustable design on the neck and back will fit your dog better.This anxiety jacket can be worn in any situation, it can be clean by machine or hand, easy to carry. | MULTIPLE SIZES AND COLOR AVAILABLE:Dogs come in all different shapes and sizes. For proper fit, please choose a correct size according to your dog's chest measurements. Size "S" for chest 11 "-15", 8-20 pounds weight, 10 "-12" neck girth. Similar breed is Cairn Terrier, Mini Dachshund, Border Terrier,Puppy.If choosing between two sizes, choose the smaller size. Adjustable tightness of wrap to fit your dog or a growing up puppy.Reflective strip on dogs'neck and back for night walking safety. | SOFT MATERIALS: This anxiety relief vest made of durable breathable fabric, it contains 62% of Viscose Fiber, 33% of Polyester and 5% of Spandex. It is also elastic, which allows continuous mild pressure, relieving stress as well as anxiety.