Feel like you're in Japan, without being in Japan (thanks to COVID).
XS: Width 10cm, height 7cm, adjustable strap 16-21cm
S: Width 15.5cm, height 10.5cm, adjustable strap 21-27cm
M: Width 21cm, height 14cm, adjustable strap 27-37cm
L: Width 28cm, height 17.5cm, adjustable strap 37-53cm
