Ohio State Buckeyes Dog Varsity Jacket Officially Licensed Ohio State Buckeyes Dog Varsity Jacket - XXS S Jacket Sizing - Length (12-14"), Girth (16-18") M Jacket Sizing - Length (16-18"), Girth (20-22") L Jacket Sizing - Length (20-24"), Girth (24-28") XL Jacket Sizing - Length (26-30"), Girth (30-34")