Size Chart - Gianni Cooling
| Size | Length | Width |
| X-Small | 10-13in/25-33cm | .75in/1.9cm |
| Small | 12-15in/30-37.5cm | 1in/2.5cm |
| Medium | 14-17in/35-42.5.5cm | 1in/2.5cm |
| Medium-Large | 16-20in/40-47.5cm | 1in/2.5cm |
| Large | 19-22in/45-52.5cm | 1in/2.5cm |
| X-Large | 21-23in/50-57.5cm | 1in/2.5cm |