KUTKUT 2Pcs Stripe Print Pet Vest Breathable Autumn, Spring & Summer Cotton Stretchable Shirt for Cavalier King, French Bulldog, Pug etc and CatsWARM TIPS: Pl do measure your pet before purchasing and follow the chest girth in priority, leave 2 fingers when measuring width, which would be more suitable, otherwise it may be too small, If your dog measurements are between both sizes, we suggest you order the larger size. Perfect Fit: Suitable dogs breed : Bichon Frise Toy Poodle Dachshund Cavalier King Boston terrier puppy French bulldog puppy Lhasa Apso Etc & Cats. BREATHABLE MATERIAL: KUTKUT