---
title: "Shoe Size Converter"
method: GET
path: "/api/calc/shoe-size-converter"
tags: ["Conversion"]
---

# Shoe Size Converter

`GET /api/calc/shoe-size-converter`

## Request

- Base URL: `https://calcbright.com`
- URL: `https://calcbright.com/api/calc/shoe-size-converter`
- Auth: none declared

A US men's 9 is a UK 8.5, an EU 42.5 and 27 cm. Convert adult shoe sizes between US men's, US women's, UK, EU and Japanese cm before you order from abroad.

## Query parameters

- `system` 'usM' | 'usW' | 'uk' | 'eu' | 'cm': Size system
- `size` number: Size

## Response `200`

Calculation result

- CalcOutput
  - `ok` boolean
  - `tool` string
  - `name` string
  - `url` string: Open this link to see the full calculation
  - `inputs` object
  - `summary` string: Plain-text answer
  - `details` string
  - `result` object
  - `errors` object

## Other responses

- `400`: Invalid input (see errors)

---

[API](https://skmtc.dev/calcbright/apis/calcbright-calculator-api.md) · [All operations](https://skmtc.dev/calcbright/apis/calcbright-calculator-api/llms.txt) · [OpenAPI document](https://skmtc.dev/calcbright/apis/calcbright-calculator-api/revisions/f58229e56e58?raw)