{ "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/under-armour-size-chart", "brand": "Under Armour", "slug": "under-armour", "category": "athletic", "origin": "US", "checked": "2026-10-24", "officialLinks": { "website": "https://www.underarmour.com/en-us/", "sizeGuide": "https://www.underarmour.com/en-us/t/size-guide/", "help": "https://help.underarmour.com/s/", "outlet": "https://www.underarmour.com/en-us/c/outlet/", "membership": "https://www.underarmour.com/en-us/t/armour-access.html", "apps": { "ios": "https://apps.apple.com/us/app/under-armour/id1092704571", "android": "https://play.google.com/store/apps/details?id=com.ua.shop" }, "collections": [ { "label": "Running", "url": "https://www.underarmour.com/en-us/c/shoes/running/" }, { "label": "Basketball", "url": "https://www.underarmour.com/en-us/c/shoes/basketball/" }, { "label": "American football", "url": "https://www.underarmour.com/en-us/c/shoes/football/" }, { "label": "Golf", "url": "https://www.underarmour.com/en-us/c/shoes/golf/" }, { "label": "Training", "url": "https://www.underarmour.com/en-us/c/shoes/training/" } ], "regional": [ { "market": "Canada", "url": "https://www.underarmour.ca/en-ca/" }, { "market": "UK", "url": "https://www.underarmour.co.uk/en-gb/" }, { "market": "Germany", "url": "https://www.underarmour.de/de-de/" }, { "market": "France", "url": "https://www.underarmour.fr/fr-fr/" }, { "market": "Italy", "url": "https://www.underarmour.it/it-it/" }, { "market": "Spain", "url": "https://www.underarmour.es/es-es/" }, { "market": "Netherlands", "url": "https://www.underarmour.nl/nl-nl/" }, { "market": "Mexico", "url": "https://www.underarmour.com.mx/es-mx/" }, { "market": "Brazil", "url": "https://www.underarmour.com.br/" }, { "market": "Japan", "url": "https://www.underarmour.co.jp/" }, { "market": "South Korea", "url": "https://www.underarmour.co.kr/ko-kr/" }, { "market": "Australia", "url": "https://www.underarmour.com.au/en-au/" } ] }, "sizeCharts": [ { "id": "men", "label": "Men's shoes", "source": "https://www.underarmour.com/en-us/t/size-guide/mens-footwear/", "lengthMeaning": "foot", "lengthScales": { "CM": "size" }, "columns": [ "US Men", "UK", "EU", "CM", "Inches" ], "rows": [ [ "7", "6", "40", "25", "9¹¹/₁₆" ], [ "7.5", "6.5", "40.5", "25.5", "9¾" ], [ "8", "7", "41", "26", "9¹⁵/₁₆" ], [ "8.5", "7.5", "42", "26.5", "10¹/₁₆" ], [ "9", "8", "42.5", "27", "10¼" ], [ "9.5", "8.5", "43", "27.5", "10⁷⁄₁₆" ], [ "10", "9", "44", "28", "10⁹⁄₁₆" ], [ "10.5", "9.5", "44.5", "28.5", "10¾" ], [ "11", "10", "45", "29", "10¹⁵⁄₁₆" ], [ "11.5", "10.5", "45.5", "29.5", "11¹⁄₁₆" ], [ "12", "11", "46", "30", "11¼" ], [ "12.5", "11.5", "47", "30.5", "11½" ], [ "13", "12", "47.5", "31", "11¹¹⁄₁₆" ], [ "13.5", "12.5", "48", "31.5", "11¾" ], [ "14", "13", "48.5", "32", "12" ], [ "14.5", "13.5", "49", "32.5", "12³⁄₁₆" ], [ "15", "14", "49.5", "33", "12¼" ], [ "15.5", "14.5", "50", "33.5", "13⅛" ], [ "16", "15", "50.5", "34", "13¼" ] ], "notes": "Inches and CM are foot length: the guide measures the foot heel to toe in centimetres and translates that into sizes. Brand column 'Euro' = EU. Inch values are copied as printed (with fraction characters).", "corrections": [], "lengthAnomalies": [], "csv": "https://sizelane.com/data/brands/under-armour-men.csv" }, { "id": "women", "label": "Women's shoes", "source": "https://www.underarmour.com/en-us/t/size-guide/womens-footwear/", "lengthMeaning": "foot", "lengthScales": { "CM": "size" }, "columns": [ "US Women", "UK", "EU", "CM", "Inches" ], "rows": [ [ "5", "3", "35.5", "22.5", "8½" ], [ "5.5", "3.5", "36", "23", "8¹³/₁₆" ], [ "6", "4", "36.5", "23.5", "8¹⁵/₁₆" ], [ "6.5", "4.5", "37.5", "23.5", "9¹/₁₆" ], [ "7", "5", "38", "24", "9¼" ], [ "7.5", "5.5", "38.5", "24", "9⁷⁄₁₆" ], [ "8", "6", "39", "24.5", "9½" ], [ "8.5", "6", "40", "25", "9¹¹/₁₆" ], [ "9", "6.5", "40.5", "25.5", "9¾" ], [ "9.5", "7", "41", "26", "9¹⁵/₁₆" ], [ "10", "7.5", "42", "26.5", "10¹/₁₆" ], [ "10.5", "8", "42.5", "27", "10¼" ], [ "11", "8.5", "43", "27.5", "10⁷⁄₁₆" ], [ "11.5", "9", "44", "28", "10⁹⁄₁₆" ], [ "12", "9.5", "44.5", "28.5", "10¹⁵/₁₆" ] ], "notes": "Inches and CM are foot length: the guide measures the foot heel to toe in centimetres and translates that into sizes. Brand column 'Euro' = EU. Inch values are copied as printed (with fraction characters). The brand notes that metric/imperial rounding means two US sizes can share one UK or CM size (e.g. 6 and 6.5 are both 23.5 cm).", "corrections": [], "lengthAnomalies": [], "csv": "https://sizelane.com/data/brands/under-armour-women.csv" }, { "id": "kids", "label": "Kids' shoes (boys and girls)", "source": "https://www.underarmour.com/en-us/t/size-guide/boys-footwear/", "lengthMeaning": "foot", "lengthScales": { "CM": "size" }, "columns": [ "US", "US Women", "UK", "EU", "CM", "Inches" ], "rows": [ [ "1K", "-", "0.5", "16", "7", "2¾" ], [ "2K", "-", "1.5", "17", "8", "3⁵⁄₃₂" ], [ "3K", "-", "2.5", "18.5", "9", "3³⁵⁄₆₄" ], [ "4K", "-", "3.5", "19.5", "10", "3¹⁵⁄₁₆" ], [ "5K", "-", "4.5", "21", "11", "4¹⁵⁄₁₆" ], [ "6K", "-", "5.5", "22", "12", "5¼" ], [ "7K", "-", "6.5", "23.5", "13", "5¾" ], [ "8K", "-", "7.5", "25", "14", "5¹⁵⁄₁₆" ], [ "9K", "-", "8.5", "26", "15", "6¼" ], [ "10K", "-", "9.5", "27", "16", "6⁹⁄₁₆" ], [ "10.5K", "-", "10", "27.5", "16.5", "6¾" ], [ "11K", "-", "10.5", "28", "17", "6¹⁵⁄₁₆" ], [ "11.5K", "-", "11", "29", "17.5", "7¹⁄₁₆" ], [ "12K", "-", "11.5", "29.5", "18", "7¼" ], [ "12.5K", "-", "12", "30", "18.5", "7⁷⁄₁₆" ], [ "13K", "-", "12.5", "31", "19", "7⁹⁄₁₆" ], [ "13.5K", "-", "13", "31.5", "19.5", "7¾" ], [ "1", "-", "13.5", "32", "20", "7¹⁵⁄₁₆" ], [ "1.5", "-", "1", "33", "20.5", "8¹⁄₁₆" ], [ "2", "-", "1.5", "33.5", "21", "8¼" ], [ "2.5", "-", "2", "34", "21.5", "8⁷⁄₁₆" ], [ "3", "-", "2.5", "35", "22", "8⁹⁄₁₆" ], [ "3.5", "5", "3", "35.5", "22.5", "8½" ], [ "4", "5.5", "3.5", "36", "23", "8¹³/₁₆" ], [ "4.5", "6", "4", "36.5", "23.5", "8¹⁵⁄₁₆" ], [ "5", "6.5", "4.5", "37.5", "23.5", "9¹/₁₆" ], [ "5.5", "7", "5", "38", "24", "9¼" ], [ "6", "7.5", "5.5", "38.5", "24", "9⁷⁄₁₆" ], [ "6.5", "8", "6", "39", "24.5", "9½" ], [ "7", "8.5", "6", "40", "25", "9¹¹/₁₆" ] ], "notes": "Brand column 'US Youth' = US ('K' = toddler/little-kid sizes). '-' means no women's equivalent is given. The girls' footwear chart (https://www.underarmour.com/en-us/t/size-guide/girls-footwear/) is identical. Inches and CM are foot length: the guide measures the foot heel to toe in centimetres and translates that into sizes. Brand column 'Euro' = EU. Inch values are copied as printed (with fraction characters).", "corrections": [], "lengthAnomalies": [], "csv": "https://sizelane.com/data/brands/under-armour-kids.csv" } ], "modelCharts": [], "widths": null, "fitGuidance": [ { "text": "Trace your whole foot with full weight on it and measure heel to toe; if you fall between sizes, size up.", "source": "https://www.underarmour.com/en-us/t/size-guide/mens-footwear/" }, { "text": "Measure later in the day for the best result.", "source": "https://www.underarmour.com/en-us/t/size-guide/mens-footwear/" } ], "unverified": [ "No width options (such as wide or 4E) are listed in Under Armour's shoe size guide, so widths are left out." ] }