The insoles have cutting line on the back. Cut these lines with scissors for a custom fit. If your shoes between sizes, the larger one.

UK 🇬🇧	US 🇺🇸	Insoles Length (cm)	Insoles Length (inches)
4/4.5	US: M 4-5 | W 5.5-6.5	24	9.45
5/5.5	US: M 5-6 | W 6.5-7.5	25	9.84
6/6.5	US: M 6-7 | W 7.5-8.5	26	10.24
7/7.5	US: M 7-8 | W 8.5-9.5	27	10.63
8/8.5	US: M 8-9 | W 9.5-10.5	27.5	10.83
9/9.5/10	US: M 9-10 | W 10.5-11.5	28.5	11.22