Size Chart - My Pupper Harness
| Size | Neck | Waist | Back | Front | Hardware Width |
| Small | 11.8-17in/30-43cm | 13.8-21.7in/35-55cm | 4.7in/12cm | 6.3-7.5in/16-19cm | 20mm/2 cm |
| Medium | 15-22.4in/38-57cm | 17.7-28.3in/45-72cm | 5.1in/13cm | 7.5-9.4in/19-24cm | 25mm/2.5cm |
| Large | 18.1-27.6in/46-70cm | 21.7-35.4in/55-90cm | 5.9in/15cm | 9.1-11.8in/23-30cm | 25mm/2.5cm |