{
  "site": {
    "name": "Sizelane",
    "url": "https://sizelane.com/",
    "about": "https://sizelane.com/about",
    "license": "CC BY 4.0",
    "licenseUrl": "https://creativecommons.org/licenses/by/4.0/",
    "attribution": "Name Sizelane, link to the brand page and keep the brand's official source link."
  },
  "page": "https://sizelane.com/la-sportiva-size-chart",
  "brand": "La Sportiva",
  "slug": "la-sportiva",
  "category": "outdoor",
  "origin": "IT",
  "checked": "2026-10-24",
  "officialLinks": {
    "website": "https://www.lasportiva.com/",
    "sizeGuide": "https://www.lasportivausa.com/pages/sizing-technology",
    "storeLocator": "https://www.lasportivausa.com/pages/dealer-locator",
    "help": "https://www.lasportivausa.com/pages/faq",
    "regional": [
      {
        "market": "US/CA",
        "url": "https://www.lasportivausa.com/"
      },
      {
        "market": "Italy",
        "url": "https://www.lasportiva.com/it"
      },
      {
        "market": "Germany",
        "url": "https://www.lasportiva.com/de"
      },
      {
        "market": "Austria",
        "url": "https://www.lasportiva.com/at"
      },
      {
        "market": "Switzerland",
        "url": "https://www.lasportiva.com/ch"
      },
      {
        "market": "France",
        "url": "https://www.lasportiva.com/fr"
      },
      {
        "market": "Spain",
        "url": "https://www.lasportiva.com/es"
      },
      {
        "market": "UK",
        "url": "https://www.lasportiva.com/gb"
      }
    ],
    "outlet": "https://www.lasportivausa.com/collections/sale",
    "collections": [
      {
        "label": "Climbing",
        "url": "https://www.lasportivausa.com/collections/footwear-climbing"
      },
      {
        "label": "Running",
        "url": "https://www.lasportivausa.com/collections/footwear-running"
      },
      {
        "label": "Hiking",
        "url": "https://www.lasportivausa.com/collections/footwear-hiking"
      },
      {
        "label": "Mountaineering",
        "url": "https://www.lasportivausa.com/collections/footwear-mountaineering"
      },
      {
        "label": "Approach",
        "url": "https://www.lasportivausa.com/collections/footwear-approach"
      }
    ]
  },
  "sizeCharts": [
    {
      "id": "unisex",
      "label": "Footwear size conversion (men's and women's)",
      "source": "https://www.lasportivausa.com/pages/sizing-technology",
      "lengthMeaning": "unstated",
      "lengthScales": {},
      "columns": [
        "US Men",
        "EU",
        "US Women"
      ],
      "rows": [
        [
          "",
          "33",
          "2.5"
        ],
        [
          "",
          "33.5",
          "3"
        ],
        [
          "2.5",
          "34",
          "3.5"
        ],
        [
          "3",
          "34.5",
          "4"
        ],
        [
          "3.5",
          "35",
          "4.5"
        ],
        [
          "4",
          "35.5",
          "5"
        ],
        [
          "4.5",
          "36",
          "5.5"
        ],
        [
          "4.5+",
          "36.5",
          "5.5+"
        ],
        [
          "5",
          "37",
          "6"
        ],
        [
          "5.5",
          "37.5",
          "6.5"
        ],
        [
          "6",
          "38",
          "7"
        ],
        [
          "6.5",
          "38.5",
          "7.5"
        ],
        [
          "6.5+",
          "39",
          "7.5+"
        ],
        [
          "7",
          "39.5",
          "8"
        ],
        [
          "7.5",
          "40",
          "8.5"
        ],
        [
          "8",
          "40.5",
          "9"
        ],
        [
          "8.5",
          "41",
          "9.5"
        ],
        [
          "8.5+",
          "41.5",
          "9.5+"
        ],
        [
          "9",
          "42",
          "10"
        ],
        [
          "9.5",
          "42.5",
          "10.5"
        ],
        [
          "10",
          "43",
          "11"
        ],
        [
          "10.5",
          "43.5",
          "11.5"
        ],
        [
          "10.5+",
          "44",
          "11.5+"
        ],
        [
          "11",
          "44.5",
          "12"
        ],
        [
          "11.5",
          "45",
          "12.5"
        ],
        [
          "12",
          "45.5",
          "13"
        ],
        [
          "12.5",
          "46",
          "13.5"
        ],
        [
          "12.5+",
          "46.5",
          "13.5+"
        ],
        [
          "13",
          "47",
          "14"
        ],
        [
          "13.5",
          "47.5",
          ""
        ],
        [
          "14",
          "48",
          ""
        ],
        [
          "14.5",
          "48.5",
          ""
        ],
        [
          "15",
          "49",
          ""
        ],
        [
          "15.5",
          "49.5",
          ""
        ],
        [
          "16",
          "50",
          ""
        ]
      ],
      "notes": "Brand headers: MENS, EUROPEAN, WOMENS. Shoes are built on European half sizes; '+' marks the extra in-between US sizes. Empty cells are empty in the brand's table. The 'Size Chart' pop-up on product pages (e.g. /products/tx1) shows a slightly different version: it lists men's 2 and 2.5 at EU 33 and 33.5, men's 2.5+ at EU 34, and stops at men's 16 without 14.5 and 15.5.",
      "corrections": [],
      "lengthAnomalies": [],
      "csv": "https://sizelane.com/data/brands/la-sportiva-unisex.csv"
    }
  ],
  "modelCharts": [],
  "widths": null,
  "fitGuidance": [
    {
      "text": "For mountain boots, find your US size on the chart, go across to the European size, then add one half size.",
      "source": "https://www.lasportivausa.com/pages/sizing-technology"
    },
    {
      "text": "Try boots on with the socks and any orthotics you will use, later in the day; with the boot unlaced and toes at the front you should fit one finger behind your heel.",
      "source": "https://www.lasportivausa.com/pages/sizing-technology"
    },
    {
      "text": "Rock shoes: soft shoes are usually fitted two to three sizes under street size and trad shoes one to two sizes under; unlined shoes stretch about a full size, lined ones about a half size.",
      "source": "https://www.lasportivausa.com/pages/sizing-technology"
    },
    {
      "text": "Wide sizes are offered only in select hiking and running models.",
      "source": "https://www.lasportivausa.com/pages/faq"
    },
    {
      "text": "Shoes are handmade, so sizing can vary slightly from pair to pair in the same size.",
      "source": "https://www.lasportivausa.com/pages/sizing-technology"
    }
  ],
  "unverified": [
    "The size chart comes from La Sportiva's North American site (lasportivausa.com), not from the global site.",
    "The US chart has no UK or CM/Mondopoint column, and no kids' footwear chart was found.",
    "La Sportiva does not define width codes, so widths are not listed."
  ]
}