Ultrabold Designed to last
Skip to content
5% off your order by subscribing
to the newsletter. Learn More
Money-back guarantee.
Easy 30-day return. Let's go
Ultrabold is rated 'Excellent'.

Size Guide

Procedure: Measure the length of your foot, then choose the corresponding size from the chart below.

Help: Measure your foot from the heel to the longest toe. From the chart below, choose the closest size that is equal to or longer than your foot length.

Foot length (cm) Europe USA UK
23,4 35 4 3.5
23,9 36 5 4.5
24,4 37 5.5 5
24,9 38 6 5.5
25,4 39 6.5 6
25,9 40 7 6.5
26,4 41 8 7.5
26,9 42 8.5 8
27,4 43 9.5 9
27,9 44 10 9.5
28,4 45 11 10.5
28,9 46 12 11.5
29,4 47 12.5 12
30,0 48 13 12.5
Select your country and your language
Continue

Size Guide

Procedure: Measure the length of your foot, then choose the corresponding size from the chart below.

Help: Measure your foot from the heel to the longest toe. From the chart below, choose the closest size that is equal to or longer than your foot length.

Foot length (cm) Europe USA UK
23,4 35 4 3.5
23,9 36 5 4.5
24,4 37 5.5 5
24,9 38 6 5.5
25,4 39 6.5 6
25,9 40 7 6.5
26,4 41 8 7.5
26,9 42 8.5 8
27,4 43 9.5 9
27,9 44 10 9.5
28,4 45 11 10.5
28,9 46 12 11.5
29,4 47 12.5 12
30,0 48 13 12.5

Terms of delivery

Standard delivery is free from £40 of purchase.

Delivery tracking

For all other questions:

Visit the Ultrabold Help Center