The New Pet Clothes Polo T-shirt Stripes Cardigan Teddy Pomeranian Clothes, Dog Clothes the Spring and Autumn Clothes (Blue, Middle) Small size: Back 7.9 Chest 11.8 Neck 9.1 inche Middle size: Back 9.8 Chest 14.6 Neck 10.2 inches Large size: Back 11.8 Chest 17.3 Neck 11.8 inches XL size: Back 13.8 Chest 19.3 Neck 13 inches XXL sizeBack 15.7 Chest 21.7 Neck 13.8 inches