Shoe size for a 10.5 cm foot
A 10.5 cm foot (105 mm, 4.13 in) is a kids’ US 3C, UK 2.5 and EU 18: toddler sizes.
In Mondopoint and Japanese sizes that’s Mondopoint 105 and Japan 10.5.
Between sizes: just over kids’ US 2.5C, so 3C. We round up.
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Every size system for a 10.5 cm foot
| System | Men’s | Women’s | Kids |
|---|---|---|---|
| US | — | — | 3C |
| UK | — | — | 2.5 |
| EU | 18 | 18 | 18 |
| Mondopoint (mm) | 105 | 105 | 105 |
| Japan (cm) | 10.5 | 10.5 | 10.5 |
| India (UK sizes) | — | — | 2.5 |
| Australia and NZ | — | — | 2.5 |
| South Korea (mm) | 105 | 105 | 105 |
| China (mm) | 105 | 105 | 105 |
| Mexico (cm) | 10.5 | 10.5 | 10.5 |
| Brazil | 16 | 16 | 16 |
| Argentina, Uruguay, Paraguay | 17 | 17 | 17 |
From the standard size tables, rounded up to the next size when the foot is between two. A dash means the system has no size this small or large.
Where a 10.5 cm foot falls
Each size fits feet longer than the size below it, up to its own length. Your size is the first one long enough; the room left is how far the foot is from the top of that size.
EU
| Size | Fits feet over | Up to |
|---|---|---|
| 17 | 9.7 cm | 10.0 cm |
| 17.5 | 10.0 cm | 10.3 cm |
| 18 (this foot) | 10.3 cm | 10.7 cm |
| 18.5 | 10.7 cm | 11.0 cm |
| 19 | 11.0 cm | 11.3 cm |
Room left in EU 18: 1.7 mm
UK kids’
| Size | Fits feet over | Up to |
|---|---|---|
| 1.5 | 9.3 cm | 9.7 cm |
| 2 | 9.7 cm | 10.2 cm |
| 2.5 (this foot) | 10.2 cm | 10.6 cm |
| 3 | 10.6 cm | 11.0 cm |
| 3.5 | 11.0 cm | 11.4 cm |
Room left in UK kids’ 2.5: 0.8 mm
A 10.5 cm foot in 20 brands
Room in the shoe: of the 16 brands that give foot lengths, On leaves the most, 9.0 mm. Four brands’ sizes end exactly at 10.5 cm, so a foot any longer needs another size: Clarks 3 (to 10.9 cm), New Balance US 4 (to 11.0 cm) and Timberland US 3.5 (to 11.0 cm). Vans has no larger size: its chart stops here.
| Brand | Kids |
|---|---|
| adidas size chart (opens the brand’s site) | US 4kEU 19 · UK 3kadidas’ chart: foot up to 10.6 cm · 1.0 mm to spare |
| Bata size chart (opens the brand’s site) | EU 18UK 2From the standard EU 18 |
| Clarks size chart (opens the brand’s site) | UK 2.5EU 18Clarks’ chart: foot up to 10.5 cm · no room to spare |
| Converse size chart (opens the brand’s site) | US 3CEU 19 · UK 3From the standard US 3C · rounded up |
| Crocs size chart (opens the brand’s site) | US C3EU 18-19 · UK 3Crocs’ chart: foot up to 10.7 cm · 2.0 mm to spare |
| Dr. Martens size chart (opens the brand’s site) | UK 2EU 18 · US 3From the standard EU 18 |
| Golden Goose size chart (opens the brand’s site) | EU 17UK 1.5 · US 2Golden Goose’s chart: foot up to 10.7 cm · 2.0 mm to spare |
| Jordan size chart (opens the brand’s site) | US 3CEU 18.5 · UK 2.5Jordan’s chart: foot up to 10.8 cm · 3.0 mm to spare |
| Liberty size chart (opens the brand’s site) | UK 2CEU 18 · US 3CFrom the standard US 3C · rounded up |
| Merrell size chart (opens the brand’s site) | US 4EU 20 · UK 3Merrell’s chart: foot up to 11.0 cm · 5.0 mm to spare |
| New Balance size chart (opens the brand’s site) | US 3.5EU 19 · UK 3New Balance’s chart: foot up to 10.5 cm · no room to spare |
| Nike size chart (opens the brand’s site) | US 3CEU 18.5 · UK 2.5Nike’s chart: foot up to 10.8 cm · 3.0 mm to spare |
| On size chart (opens the brand’s site) | US 4EU 19.5 · UK 3.5On’s chart: foot up to 11.4 cm · 9.0 mm to spare |
| SOREL size chart (opens the brand’s site) | US 4EU 21 · UK 3SOREL’s chart: foot up to 11.2 cm · 7.0 mm to spare |
| Timberland size chart (opens the brand’s site) | US 3EU 18.5 · UK 2.5Timberland’s chart: foot up to 10.5 cm · no room to spare |
| UGG size chart (opens the brand’s site) | US 3EU 18.5 · UK 2.5UGG’s chart: foot up to 10.85 cm · 3.5 mm to spare |
| Under Armour size chart (opens the brand’s site) | US 5KEU 21 · UK 4.5Under Armour’s chart: foot up to 11.0 cm · 5.0 mm to spare |
| Vans size chart (opens the brand’s site) | US 4CEU 19 · UK 3.5Vans’ chart: foot up to 10.5 cm · no room to spare |
| Veja size chart (opens the brand’s site) | EU 17/18UK 2 · US 2.5Veja’s chart: foot up to 10.7 cm · 2.0 mm to spare |
| Zara size chart (opens the brand’s site) | US 3EU 17/18 · UK 2.5Zara’s chart: foot up to 10.9 cm · 4.0 mm to spare |
Sizes as each brand prints them on its own chart, linked. Not affiliated with any brand.
Size tables checked 2026-10-23; brand sizes from each brand’s own chart, linked above. An estimate to help you choose: fit varies by brand and model. Not medical advice.