EXPIEENCED SIZE CHART--The size chart is confirmed by years of size experience and fit for most dog breeds, please measure your dog`s exact chest girth, back length and leave 1-2 inch more.PLEASE NOTE:Please make sure to measure your dog's size before purchasing.Your baby usually wears size S doesn't mean all size S will fit him/her.If any of the measurements are between two sizes,please choose the larger size.SPLASHPROOF,FLEXIBLE,COMFORTABLE & WARM -- Outside with nylon material, splashproof, windproof and snowproof, inside layer is polar fleece which touches soft and keeps warm well, especially good for outdoor walking and playing; With velcro beneath the chest and neck make it very easy to put on and take off, don`t have to lift dog`s foot ;STYLISH & SAFE DESIGN -- Designed with two light colors, looks attractive, reflective line along with the back stitching line is showy in dark environment, helps keep your dog safe during night walking;MACHINE WASHABLE, EASY TO STORE -- You can treat it as a common coat, just throw it into washing machine when it`s dirty, just store it like any other clothes;QUALITY GUARANTEE -- We offer 7*24 hours customer service, will reply your email within 24hours for any questions;We guarantee your satisfaction for replacment,returning and refunding, please feel free to contact us first;