Fleece dog Vest for Small Dog & PuppyTips:①Fleece vest is only suitable for small dogs, pup, cat 2 to 30 pounds.②As the fleece does not allow for much stretch, Make sure to measure the dog's CHEST instead of SIZE NAME before buying.Size ChartSize---Chest Length-----Neck--------BackS-----14.2 inch/36cm-----9.8 inch/25cm-----8.7 inch/22cmM-----15.7 inch/40cm-----11 inch/28cm-----10.2inch/26cmL-----17.3 inch/44cm-----12.2 inch/31cm-----11.8 inch/30cmXL----18.9 inch/48cm-----13.4 inch/34cm-----13.4inch/34cm2XL----20.5 inch/52cm-----14.6 inch/37cm-----15 inch/38cmMEASURING TIPS:Neck:Measure the circumference of your pet's neck.Chest:Measure the girth around the broadest part of the chest.Length:Measure from the base of neck to the base of tail.SIZE GUIDE:Sometimes the measurement can't match the size chart about chest girth, neck girth and back length at the same time. If your dog is between sizes, PRIORITY to reference chest girth. Deep-chested dogs, stouter build dogs and Chunky dogs, pluffy and long hair dogs may need to size up. Sometimes the back length is a little long or short, that's normal.Package included:1 X Dog Coat