Size Chart

US

Size	Arch Circumference	Average Shoe Size
S/M	5.5-10 in	5.5-8.5
L/XL	6-12 in	8.5-10.5
XXL	6.5-15 in	10.5-13.5

UK

Size	Arch Circumference	Average Shoe Size
S/M	14.5-26 cm	3-6
L/XL	16-31 cm	6-8
XXL	17-38 cm	8-11

EU

Size	Arch Circumference	Average Shoe Size
S/M	14.5-26 cm	36-40
L/XL	16-31 cm	40-42.5
XXL	17-38 cm	42.5-46