Keeps pet warm in the chilly months. Made with Anti Pill fleece. Has velcro attachments. Black and white plaid fleece with black fleece lining. 100% polyester. Machine wash cold, tumble dry low. Do not use bleach. EXTRA SMALL: Neck to Butt – 12”; Girth – 12”; Neck – 11”; SMALL: Neck to Butt – 15”; Girth – 18”-20”; Neck – 14”; MEDIUM: Neck to Butt – 17”; Girth – 22”-24”; Neck – 18”; LARGE: Neck to Butt – 24”; Girth – 20”-34”; Neck – 22”; EXTRA LARGE: Neck to Butt – 27”; Girth – 36”-44”; Neck – 24”.