Size Chart - Kensington Trench
| Size | Length | Neck | Chest |
| X-Small | 10in/25cm | 15-20in/38-50cm | 20-26in/50-65cm |
| Small | 12in/30cm | 17-22in/44-55cm | 22-26in/55-66cm |
| Medium | 14in/35cm | 19-24in/48-60cm | 22-27in/55-68cm |
| Large | 16in/40cm | 20-24in/50-60cm | 22-28in/55-72cm |
| X-Large | 18in/45cm | 20-25in/50-63cm | 24-30in/60-76cm |