Size chart
| SIZE | STRAP WIDTH | AROUND EARS | AROUND NECK |
| S | 19 mm | 35 cm | 31 cm |
| M | 19 mm | 41 cm | 37 cm |
| L | 25 mm | 41 cm | 37 cm |
| XL | 25 mm | 52 cm | 47 cm |
| SIZE | STRAP WIDTH | AROUND EARS | AROUND NECK |
| S | 0.748 in | 13.77 in | 12.20 in |
| M | 0.748 in | 16.14 in | 14.55 in |
| L | 0.984 in | 16.14 in | 14.55 in |
| XL | 0.984 in | 20.47 in | 18.50 in |