Also available for the whole family! there's more to being a mountie than standing on guard for thee! Our marching mountie onesie is also made for the most important member of the family! Put this on your furry friend and make cuddle time much, much cozier. our dog onesie was designed for small and medium breeds in mind. If your pup is larger, fluffy or maybe perhaps on the chunkier side, we recommend sizing up! onesie measurements: m (20-30lbs): onesie length: 11.75" l (30-40lbs): onesie length: 13.87" xl (40-50lbs): onesie length: 16" xxl (50+lbs): onesie length: 18.12" 55% cotton. 42% polyester. 3% spandex. machine wash warm, do not bleach, tumble dry low on gentle cycle. Wash with like colours.