Chronic anxiety affects countless dogs around the world, leaving many pet owners looking for answers. Designed specifically with jittery pups in mind, the KONG Anxiety-Reducing Shirt features a snug-fitting wrap-around design and a lavender sachet to help calm distressed dogs. The snug-fitting KONG Anxiety-Reducing Shirt is great for soothing dogs during long car rides, thunderstorms, or separation anxiety. Removable/adjustable leg straps and flexible velcro closures add comfort and versatility Reflective trim improves nighttime visibility Cooling properties are activated when wet Materials: 90% polyester, 10% spandex Sizes (Please note: KONG Anxiety-Reducing Shirts intentionally have a snug fit and do not follow standard sizing): XX-Small 8" length, 8" neck, 8" chest X-Small 10" length, 9" neck, 10" chest Small 12" length, 10" neck, 12" chest Small/Medium 14" length, 12" neck, 15" chest Medium 16" length, 12" neck, 18" chest Medium/Large 18" length, 13" neck, 22" chest Large 20" length, 17" neck, 24" chest X-Large 24" length, 20" neck, 30" chest XX-Large 30" length, 25" neck, 34" chest Care: Machine wash in cold water on gentle cycle. Line dry.