FOR SMALL DOGS OR CATS.Please give priority to chest size.Size X-Small:fits 8.3" back, 10" chest.Recommended for Teacups, Chihuahua, Teacup Yorkies, Tiny Puppies. Specially designed with colorful sequins.exuding a vibrant and lively style, complemented by a charming multi-layer mesh tulle and bow that adds a touch of beauty and elegance to your pet's dress Up. VERY COMFORTABLE FABRIC:Made of soft and comfy fabric fleece, the whole is lighter,High elasticity,No restraint,as comfortable as not dressed,for all seasons. Perfect for a variety of occasions, from everyday wear to vacation, party, holiday and even wedding. It's also great for celebrating special events such as Christmas,Valentine's Day and New Year. One-piece overlay design for easy on/off, easy access to the bathroom, flexible movement, and tested on our pet models to ensure the best fit. Specially designed with colorful sequins.exuding a vibrant and lively style, complemented by a charming multi-layer mesh tulle and bow that adds a touch of beauty and elegance to your pet's dress Up.