Coastal Pet Comfort Soft Reflective Wrap Adjustable Dog Harnesses provide unmatched security and safety without sacrificing style or wearability. Made with lightweight, breathable mesh, these step-in-style harnesses are easy to adjust and perfect for long walks. Lightweight, breathable mesh fabrics for longer walksStep-in style is easy to put on and removeReflective accents provide extra safetyComfort Soft Harnesses feature dual metal rings to provide additional strength while allowing easy adjustments for a snug fit. Comfort Soft Reflective Wrap Adjustable Dog Harness Size Guide: X-Small: 16-19" Girth (5/8" Straps) Small: 19-23" Girth (5/8" Straps) Medium: 22-28" Girth (3/4" Straps) Large: 28-36" Girth (1" Straps)