Man wearing Unit1 Soundshield™ in mountains and snow landscape

Size Finder

Follow this guide to find yours!

  1. Measure your head

    Use measuring tape or string to measure the circumference of your head about 1cm above your eyebrows, if using a string, measure it end to end with a ruler.

  2. Calculator

    We do the math for you. Input your result and find your size.

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    1. 51
    3. 52
    5. 53
    7. 54
    9. 55
    11. 56
    13. 57
    15. 58
    17. 59
    19. 60
    21. 61
    23. 62
    25. 63
    1. 20
    3. 20.5
    5. 20.9
    7. 21.2
    9. 21.7
    11. 22
    13. 22.4
    15. 22.8
    17. 23.2
    19. 23.6
    21. 24
    23. 24.4
    25. 24.8
Your size Small

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