UrbanPup Fresh Orange Soft Harness (X-Large - Dog Chest Circumference: 21" / 53cm) Breathable material for maximum air circulation Designed to provide the ultimate in comfort Secure clip in easy on easy off action Sizes Range From X-Small to X-Large (Small / Medium Sized Breeds) X-Large (Chest Circumference: 21" / 53cm). Breed Guide: Westie, Bichon Frise, Lhasa Apso