Dogs with a neck circumference of 38–40 cm will find the perfect fit in Collars (M), Ponchos (Size5), and Vests (Size5).

Typically fitting American Cocker Spaniels, American Pit Bull Terriers, Basset Hounds, Beagles, Border Collies, Cocker Spaniels, Dachshunds, Lhasa Apsos, Pembroke Welsh Corgis, Shetland Sheepdogs, Shiba Inus, Staffordshire Bull Terriers, Shih Tzus, West Highland White Terriers, etc.