Purchased a year ago, but the size didn't fit, so it's only been tried on and is in very beautiful condition. The size is M, but please check the detailed dimensions in the photos. Size (measured flat) approximately: Length: 30 cm Chest: 45 cm Neck: 30 cm Front Length: 19.5 cm Turquoise quilted dog wear with a hole design for comfort. - Brand: iDog EQUIPMENT - Color: Turquoise - Material: Quilted - Design: Hole design - Use: Dog wear Thank you for looking.