{ "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/ugg-size-chart", "brand": "UGG", "slug": "ugg", "category": "boots", "origin": "US", "checked": "2026-10-24", "officialLinks": { "website": "https://www.ugg.com/", "sizeGuide": "https://www.ugg.com/sizing-information.html", "storeLocator": "https://www.ugg.com/stores.html", "help": "https://www.ugg.com/help-center.html", "outlet": "https://www.ugg.com/master-sale/", "membership": "https://www.ugg.com/ugg-rewards.html", "collections": [ { "label": "Classic Boots", "url": "https://www.ugg.com/classic-boots/" }, { "label": "Slippers", "url": "https://www.ugg.com/slippers-all/" }, { "label": "Kids", "url": "https://www.ugg.com/kids/" } ], "regional": [ { "market": "UK", "url": "https://www.ugg.com/uk/?locale=en_GB" }, { "market": "Canada", "url": "https://www.ugg.com/ca/?locale=en_CA" }, { "market": "Germany", "url": "https://www.ugg.com/eu/de/de/?locale=de_DE" }, { "market": "France", "url": "https://www.ugg.com/eu/fr/fr/?locale=fr_FR" }, { "market": "Italy", "url": "https://www.ugg.com/eu/it/it/?locale=it_IT" }, { "market": "Spain", "url": "https://www.ugg.com/eu/es/es/?locale=es_ES" }, { "market": "Netherlands", "url": "https://www.ugg.com/eu/nl/nl/?locale=nl_NL" }, { "market": "Japan", "url": "https://www.ugg.com/jp/?locale=ja_JP" }, { "market": "Taiwan", "url": "https://tw.ugg.com/" }, { "market": "China", "url": "https://www.ugg.cn/" } ] }, "sizeCharts": [ { "id": "women", "label": "Women's footwear", "source": "https://www.ugg.com/sizing-information.html", "lengthMeaning": "foot", "lengthScales": { "JP": "size" }, "columns": [ "US", "Inches", "UK", "EU", "JP", "MX", "CN" ], "rows": [ [ "5", "8.7", "3", "36", "22", "22", "220" ], [ "5.5", "8.9", "3.5", "36.5", "22.5", "22.5", "225" ], [ "6", "9.1", "4", "37", "23", "23", "230" ], [ "6.5", "9.3", "4.5", "37.5", "23.5", "23.5", "235" ], [ "7", "9.5", "5", "38", "24", "24", "240" ], [ "7.5", "9.7", "5.5", "38.5", "24.5", "24.5", "245" ], [ "8", "9.8", "6", "39", "25", "25", "250" ], [ "8.5", "10.0", "6.5", "39.5", "25.5", "25.5", "255" ], [ "9", "10.2", "7", "40", "26", "26", "260" ], [ "9.5", "10.4", "7.5", "40.5", "26.5", "26.5", "265" ], [ "10", "10.6", "8", "41", "27", "27", "270" ], [ "10.5", "10.8", "8.5", "41.5", "27.5", "27.5", "275" ], [ "11", "11.0", "9", "42", "28", "28", "280" ], [ "11.5", "11.2", "9.5", "42.5", "28.5", "28.5", "285" ], [ "12", "11.4", "10", "43", "29", "29", "290" ], [ "13", "11.8", "11", "44", "30", "30", "300" ], [ "14", "12.2", "12", "45", "31", "31", "310" ], [ "15", "12.6", "13", "48", "32", "32", "320" ] ], "notes": "Columns as the brand labels them: Heel to Toe (IN) = Inches, Japan (CM) = JP, Mexico (CM) = MX, China (MM) = CN. Heel to toe is the foot length measured per the brand's 'How To Measure' steps.", "corrections": [], "lengthAnomalies": [], "csv": "https://sizelane.com/data/brands/ugg-women.csv" }, { "id": "men", "label": "Men's footwear", "source": "https://www.ugg.com/sizing-information.html", "lengthMeaning": "foot", "lengthScales": { "JP": "size" }, "columns": [ "US", "Inches", "UK", "EU", "JP", "MX", "CN" ], "rows": [ [ "3", "8.3", "2", "36", "21", "21", "210" ], [ "4", "8.7", "3", "37", "22", "22", "220" ], [ "4.5", "8.9", "3.5", "37.5", "22.5", "22.5", "225" ], [ "5", "9.1", "4", "38", "23", "23", "230" ], [ "5.5", "9.3", "4.5", "38.5", "23.5", "23.5", "235" ], [ "6", "9.4", "5", "39", "24", "24", "240" ], [ "6.5", "9.6", "5.5", "39.5", "24.5", "24.5", "245" ], [ "7", "9.8", "6", "40", "25", "25", "250" ], [ "7.5", "10.0", "6.5", "40.5", "25.5", "25.5", "255" ], [ "8", "10.2", "7", "41", "26", "26", "260" ], [ "8.5", "10.4", "7.5", "41.5", "26.5", "26.5", "265" ], [ "9", "10.6", "8", "42", "27", "27", "270" ], [ "9.5", "10.8", "8.5", "42.5", "27.5", "27.5", "275" ], [ "10", "11.0", "9", "43", "28", "28", "280" ], [ "10.5", "11.2", "9.5", "43.5", "28.5", "28.5", "285" ], [ "11", "11.4", "10", "44", "29", "29", "290" ], [ "11.5", "11.6", "10.5", "44.5", "29.5", "29.5", "295" ], [ "12", "11.8", "11", "45", "30", "30", "300" ], [ "13", "12.2", "12", "46", "31", "31", "310" ], [ "14", "12.6", "13", "48.5", "32", "32", "320" ], [ "15", "13.0", "14", "49.5", "33", "33", "330" ], [ "16", "13.4", "15", "50.5", "34", "34", "340" ], [ "17", "13.8", "16", "51", "35", "35", "350" ], [ "18", "14.2", "17", "52", "36", "36", "360" ] ], "notes": "Columns as the brand labels them: Heel to Toe (IN) = Inches, Japan (CM) = JP, Mexico (CM) = MX, China (MM) = CN. Heel to toe is the foot length measured per the brand's 'How To Measure' steps.", "corrections": [], "lengthAnomalies": [], "csv": "https://sizelane.com/data/brands/ugg-men.csv" }, { "id": "unisex", "label": "All-gender footwear", "source": "https://www.ugg.com/sizing-information.html", "lengthMeaning": "foot", "lengthScales": { "JP": "size" }, "columns": [ "US Women", "US Men", "Inches", "UK", "EU", "JP", "MX", "CN" ], "rows": [ [ "4", "3", "8.3", "2", "34.5", "21", "21", "210" ], [ "5", "4", "8.7", "3", "36", "22", "22", "220" ], [ "5.5", "4.5", "8.9", "3.5", "36.5", "22.5", "22.5", "225" ], [ "6", "5", "9.1", "4", "37", "23", "23", "230" ], [ "6.5", "5.5", "9.3", "4.5", "37.5", "23.5", "23.5", "235" ], [ "7", "6", "9.5", "5", "38", "24", "24", "240" ], [ "7.5", "6.5", "9.7", "5.5", "38.5", "24.5", "24.5", "245" ], [ "8", "7", "9.8", "6", "39.5", "25", "25", "250" ], [ "8.5", "7.5", "10.0", "6.5", "40", "25.5", "25.5", "255" ], [ "9", "8", "10.2", "7", "40.5", "26", "26", "260" ], [ "9.5", "8.5", "10.4", "7.5", "41", "26.5", "26.5", "265" ], [ "10", "9", "10.6", "8", "42", "27", "27", "270" ], [ "10.5", "9.5", "10.8", "8.5", "42.5", "27.5", "27.5", "275" ], [ "11", "10", "11.0", "9", "43", "28", "28", "280" ], [ "11.5", "10.5", "11.2", "9.5", "43.5", "28.5", "28.5", "285" ], [ "12", "11", "11.4", "10", "44", "29", "29", "290" ], [ "12.5", "11.5", "11.6", "10.5", "44.5", "29.5", "29.5", "295" ], [ "13", "12", "11.8", "11", "45.5", "30", "30", "300" ], [ "14", "13", "12.2", "12", "47", "31", "31", "310" ], [ "15", "14", "12.4", "13", "48.5", "31.5", "31.5", "315" ], [ "16", "15", "12.6", "14", "50", "32", "32", "320" ], [ "17", "16", "12.8", "15", "50.5", "32.5", "32.5", "325" ], [ "18", "17", "13.0", "16", "51", "33", "33", "330" ], [ "19", "18", "13.2", "17", "52", "33.5", "33.5", "335" ] ], "notes": "Columns as the brand labels them: Heel to Toe (IN) = Inches, Japan (CM) = JP, Mexico (CM) = MX, China (MM) = CN. Heel to toe is the foot length measured per the brand's 'How To Measure' steps. The 'China' column has no unit in this table's header.", "corrections": [], "lengthAnomalies": [], "csv": "https://sizelane.com/data/brands/ugg-unisex.csv" }, { "id": "big-kids", "label": "Big Kids (4-10 years)", "source": "https://www.ugg.com/sizing-information.html", "lengthMeaning": "foot", "lengthScales": { "JP": "size", "Mondopoint": "size" }, "columns": [ "US", "Inches", "Mondopoint", "UK", "EU", "JP", "MX", "CN" ], "rows": [ [ "8T", "5.9", "150.5", "7", "25", "15", "15", "150" ], [ "9T", "6.3", "158.9", "8", "26", "16", "16", "160" ], [ "10T", "6.6", "167.4", "9", "27.5", "17", "17", "170" ], [ "11T", "6.9", "175.8", "10", "28.5", "17.5", "17.5", "175" ], [ "12T", "7.3", "184.3", "11", "30", "18.5", "18.5", "185" ], [ "13K", "7.6", "192.8", "12", "31", "19.5", "19.5", "195" ], [ "1K", "7.9", "201.2", "13", "32.5", "20", "20", "200" ], [ "2K", "8.3", "209.7", "1", "33.5", "21", "21", "210" ], [ "3K", "8.6", "218.1", "2", "35", "22", "22", "220" ], [ "4K", "8.9", "226.6", "3", "36", "22.5", "22.5", "225" ], [ "5K", "9.3", "235.1", "4", "37", "23.5", "23.5", "235" ], [ "6K", "9.6", "243.5", "5", "38", "24.5", "24.5", "245" ] ], "notes": "Columns as the brand labels them: Heel to Toe (IN) = Inches, Japan (CM) = JP, Mexico (CM) = MX, China (MM) = CN. Heel to toe is the foot length measured per the brand's 'How To Measure' steps. Heel to Toe (MM) is stored as Mondopoint. US sizes: T = toddler, K = kids, as printed.", "corrections": [], "lengthAnomalies": [], "csv": "https://sizelane.com/data/brands/ugg-big-kids.csv" }, { "id": "toddler", "label": "Toddlers (1-5 years)", "source": "https://www.ugg.com/sizing-information.html", "lengthMeaning": "foot", "lengthScales": { "JP": "size", "Mondopoint": "size" }, "columns": [ "US", "Inches", "Mondopoint", "UK", "EU", "JP", "MX", "CN" ], "rows": [ [ "3T", "4.3", "108.2", "2.5", "18.5", "11", "11", "110" ], [ "4T", "4.6", "116.6", "3.5", "19.5", "11.5", "11.5", "115" ], [ "5T", "4.9", "125.1", "4.5", "21", "12.5", "12.5", "125" ], [ "6T", "5.3", "133.5", "5", "22", "13.5", "13.5", "135" ], [ "7T", "5.6", "142", "6", "23.5", "14.5", "14.5", "145" ], [ "8T", "5.9", "150.5", "7", "25", "15", "15", "150" ], [ "9T", "6.3", "158.9", "8", "26", "16", "16", "160" ], [ "10T", "6.6", "167.4", "9", "27.5", "17", "17", "170" ], [ "11T", "6.9", "175.8", "10", "28.5", "17.5", "17.5", "175" ], [ "12T", "7.3", "184.3", "11", "30", "18.5", "18.5", "185" ] ], "notes": "Columns as the brand labels them: Heel to Toe (IN) = Inches, Japan (CM) = JP, Mexico (CM) = MX, China (MM) = CN. Heel to toe is the foot length measured per the brand's 'How To Measure' steps. Heel to Toe (MM) is stored as Mondopoint.", "corrections": [], "lengthAnomalies": [], "csv": "https://sizelane.com/data/brands/ugg-toddler.csv" } ], "modelCharts": [], "widths": { "options": [ { "code": "D", "label": "Women's Wide" }, { "code": "EEE", "label": "Men's Wide" } ], "source": "https://www.ugg.com/sizing-information.html", "notes": "The size guide has separate Women's Wide (5D-12D) and Men's Wide (7EEE-14EEE) charts that add ball width in inches; the standard width letter is not stated." }, "fitGuidance": [ { "text": "Measure both feet from heel to longest toe and use the larger measurement with the conversion chart.", "source": "https://www.ugg.com/sizing-information.html" }, { "text": "All sizes on the site are shown in US measurements; the chart converts them to international sizes.", "source": "https://www.ugg.com/sizing-information.html" } ], "unverified": [ "The baby chart (3–24 months, US 0 to 6/7, XS–L) is not included.", "The women's and men's wide tables (ball width in inches) are summarised under widths only.", "Fit advice for individual styles on product pages was not checked." ] }