{
 "id": "running-tights-pants",
 "name": "Running tights & pants",
 "description": "Thermal and wind-blocking tights, plus pants for the deepest cold.",
 "department": {
  "id": "running",
  "name": "Running",
  "url": "https://agenticrecs.com/running/"
 },
 "count": 7,
 "msrp_range_usd": [
  55,
  189
 ],
 "updated": "2026-10-26",
 "schema": {
  "id": "running-apparel",
  "name": "Running apparel",
  "description": "Clothing and accessories for running. Ranges and scales assume steady running, not standing around.",
  "attributes": [
   {
    "key": "fits",
    "label": "Fits",
    "type": "set",
    "filter": true,
    "compare": true,
    "values": {
     "men": {
      "label": "Men's",
      "definition": "Cut for men; sized in men's sizes."
     },
     "women": {
      "label": "Women's",
      "definition": "Cut for women; sized in women's sizes."
     },
     "unisex": {
      "label": "Unisex",
      "definition": "One cut sold for everyone."
     }
    }
   },
   {
    "key": "warmth",
    "label": "Warmth",
    "type": "enum",
    "ordered": true,
    "filter": true,
    "compare": true,
    "sort": "desc",
    "sort_label": "Warmest first",
    "values": {
     "light": {
      "label": "Light",
      "definition": "Thin single-layer knit or shell. Roughly 40 to 60°F on its own."
     },
     "mid": {
      "label": "Midweight",
      "definition": "Brushed or grid-fleece interior, or midweight merino. Roughly 25 to 45°F."
     },
     "thermal": {
      "label": "Thermal",
      "definition": "Heavy brushed fleece, heavyweight merino, or wind panels over fleece. Roughly 10 to 30°F."
     },
     "insulated": {
      "label": "Insulated",
      "definition": "Synthetic or down insulation, or a windproof membrane over fleece. Below about 20°F."
     }
    },
    "about": true
   },
   {
    "key": "wind",
    "label": "Wind",
    "type": "enum",
    "ordered": true,
    "filter": true,
    "compare": true,
    "values": {
     "none": {
      "label": "None",
      "definition": "No dedicated wind protection."
     },
     "panels": {
      "label": "Wind panels",
      "definition": "Windproof panels in key areas (usually the front)."
     },
     "full": {
      "label": "Windproof",
      "definition": "Windproof fabric throughout."
     }
    }
   },
   {
    "key": "water",
    "label": "Water",
    "type": "enum",
    "ordered": true,
    "filter": true,
    "compare": true,
    "values": {
     "none": {
      "label": "None",
      "definition": "No water treatment."
     },
     "dwr": {
      "label": "Water-resistant (DWR)",
      "definition": "Water-repellent finish or water-resistant fabric. Sheds light rain and snow."
     },
     "waterproof": {
      "label": "Waterproof",
      "definition": "Waterproof membrane with taped seams."
     }
    }
   },
   {
    "key": "visibility",
    "label": "Visibility",
    "type": "enum",
    "ordered": true,
    "filter": true,
    "compare": true,
    "values": {
     "none": {
      "label": "None",
      "definition": "No reflective features."
     },
     "reflective-details": {
      "label": "Reflective details",
      "definition": "Small reflective logos, strips or prints."
     },
     "high-vis": {
      "label": "High visibility",
      "definition": "Fluorescent colorway and/or large reflective areas."
     }
    }
   },
   {
    "key": "temp_range_f",
    "label": "Temperature range",
    "short_label": "Temp range",
    "type": "range",
    "unit": "°F",
    "alt_key": "temp_range_c",
    "alt_unit": "°C",
    "basis_key": "temp_basis",
    "basis": {
     "brand": {
      "label": "The brand's stated range",
      "definition": "The brand states this range."
     },
     "reviewer": {
      "label": "From published reviews",
      "definition": "Taken from the conditions reported in the cited reviews."
     },
     "estimate": {
      "label": "Our estimate from the construction",
      "definition": "Our estimate from the construction, using the warmth scale. Not measured."
     }
    },
    "estimate_value": "estimate",
    "scale": [
     -20,
     60
    ],
    "ticks": [
     -20,
     -10,
     0,
     10,
     20,
     30,
     40,
     50,
     60
    ],
    "visual": "thermometer",
    "compare": true,
    "sort": "asc",
    "sort_label": "Coldest rated first",
    "definition": "The temperatures a product suits as the main piece of its kind, for steady running.",
    "about": true
   }
  ]
 },
 "guides": [
  {
   "guide": "cold-weather-running",
   "chapter": "tights-pants",
   "title": "Winter running tights and pants",
   "url": "https://agenticrecs.com/guides/cold-weather-running/tights-pants/",
   "picks": [
    {
     "label": "Best overall",
     "product": "the-north-face-winter-warm-pro-tights"
    },
    {
     "label": "Warmest",
     "product": "ridge-merino-northwind-merino-fleece-leggings"
    },
    {
     "label": "Best for wind",
     "product": "patagonia-wind-shield-pants"
    },
    {
     "label": "Best budget",
     "product": "under-armour-coldgear-leggings"
    }
   ]
  }
 ],
 "products": [
  {
   "id": "the-north-face-winter-warm-pro-tights",
   "name": "The North Face Winter Warm Pro Tights",
   "brand": "The North Face",
   "subtype": "thermal tight",
   "msrp_usd": 110,
   "price_tier": "Mid-range",
   "attributes": {
    "fits": [
     "men",
     "women"
    ],
    "warmth": "mid",
    "wind": "none",
    "water": "none",
    "visibility": "reflective-details",
    "temp_range_f": [
     25,
     45
    ],
    "temp_range_c": [
     -4,
     7
    ],
    "temp_basis": "estimate"
   },
   "awards": [
    "Best overall"
   ],
   "summary": "A brushed-interior winter tight with plenty of phone-ready pockets. GearJunkie made it its top women's pick for comfort and versatility, while Treeline's men's tester felt it ran short and works best as a base layer.",
   "last_verified": "2026-10-26",
   "url": "https://agenticrecs.com/products/the-north-face-winter-warm-pro-tights/",
   "json_url": "https://agenticrecs.com/products/the-north-face-winter-warm-pro-tights/index.json"
  },
  {
   "id": "ridge-merino-northwind-merino-fleece-leggings",
   "name": "Ridge Merino Northwind Merino Fleece Leggings",
   "brand": "Ridge Merino",
   "subtype": "merino fleece tight",
   "msrp_usd": 120,
   "price_tier": "Mid-range",
   "attributes": {
    "fits": [
     "women"
    ],
    "warmth": "thermal",
    "wind": "none",
    "water": "none",
    "visibility": "reflective-details",
    "temp_range_f": [
     0,
     20
    ],
    "temp_range_c": [
     -18,
     -7
    ],
    "temp_basis": "reviewer"
   },
   "awards": [
    "Warmest"
   ],
   "summary": "A merino-lined fleece tight that Treeline named its best wool option and one of the warmest it tested. It shines in single-digit cold but is too much once temperatures approach 20°F.",
   "last_verified": "2026-10-26",
   "url": "https://agenticrecs.com/products/ridge-merino-northwind-merino-fleece-leggings/",
   "json_url": "https://agenticrecs.com/products/ridge-merino-northwind-merino-fleece-leggings/index.json"
  },
  {
   "id": "patagonia-wind-shield-pants",
   "name": "Patagonia Wind Shield Pants",
   "brand": "Patagonia",
   "subtype": "wind pant",
   "msrp_usd": 189,
   "price_tier": "Premium",
   "attributes": {
    "fits": [
     "men",
     "women"
    ],
    "warmth": "light",
    "wind": "full",
    "water": "dwr",
    "visibility": "reflective-details",
    "temp_range_f": [
     10,
     35
    ],
    "temp_range_c": [
     -12,
     2
    ],
    "temp_basis": "estimate"
   },
   "awards": [
    "Best for wind"
   ],
   "summary": "A slim, stretchy wind pant that both Treeline guides recommend for gusty or bitterly cold runs, usually worn over a tight. It blocks wind well but has no insulation of its own.",
   "last_verified": "2026-10-26",
   "url": "https://agenticrecs.com/products/patagonia-wind-shield-pants/",
   "json_url": "https://agenticrecs.com/products/patagonia-wind-shield-pants/index.json"
  },
  {
   "id": "under-armour-coldgear-leggings",
   "name": "Under Armour ColdGear Leggings (ColdGear Authentics)",
   "brand": "Under Armour",
   "subtype": "budget brushed tight",
   "msrp_usd": 55,
   "price_tier": "Budget",
   "attributes": {
    "fits": [
     "women"
    ],
    "warmth": "mid",
    "wind": "none",
    "water": "none",
    "visibility": "reflective-details",
    "temp_range_f": [
     25,
     45
    ],
    "temp_range_c": [
     -4,
     7
    ],
    "temp_basis": "estimate"
   },
   "awards": [
    "Best budget"
   ],
   "summary": "A low-cost brushed tight that Treeline chose as its budget pick. It's compressive and durable over years of use, but less warm than fleece-lined options and short on pockets.",
   "last_verified": "2026-10-26",
   "url": "https://agenticrecs.com/products/under-armour-coldgear-leggings/",
   "json_url": "https://agenticrecs.com/products/under-armour-coldgear-leggings/index.json"
  },
  {
   "id": "athleta-rainier-legging",
   "name": "Athleta Rainier Legging",
   "brand": "Athleta",
   "subtype": "thermal tight",
   "msrp_usd": 129,
   "price_tier": "Mid-range",
   "attributes": {
    "fits": [
     "women"
    ],
    "warmth": "mid",
    "wind": "none",
    "water": "none",
    "visibility": "reflective-details",
    "temp_range_f": [
     20,
     40
    ],
    "temp_range_c": [
     -7,
     4
    ],
    "temp_basis": "estimate"
   },
   "awards": [],
   "summary": "Treeline's top all-around women's winter tight: a brushed, compressive legging with secure zip pockets and sizes up to 3X in three lengths. The current version adds reflectivity.",
   "last_verified": "2026-10-26",
   "url": "https://agenticrecs.com/products/athleta-rainier-legging/",
   "json_url": "https://agenticrecs.com/products/athleta-rainier-legging/index.json"
  },
  {
   "id": "2xu-ignition-shield-compression-tights",
   "name": "2XU Ignition Shield Compression Tights",
   "brand": "2XU",
   "subtype": "weather-shield compression tight",
   "msrp_usd": 110,
   "price_tier": "Mid-range",
   "attributes": {
    "fits": [
     "men",
     "women"
    ],
    "warmth": "thermal",
    "wind": "panels",
    "water": "dwr",
    "visibility": "reflective-details",
    "temp_range_f": [
     15,
     40
    ],
    "temp_range_c": [
     -9,
     4
    ],
    "temp_basis": "estimate"
   },
   "awards": [],
   "summary": "A compressive thermal tight with a weather-blocking membrane over the thighs. Three review outlets found it warm in snow and wind, but it runs snug, feels stiff where the membrane is, and gets too warm on milder days.",
   "last_verified": "2026-10-26",
   "url": "https://agenticrecs.com/products/2xu-ignition-shield-compression-tights/",
   "json_url": "https://agenticrecs.com/products/2xu-ignition-shield-compression-tights/index.json"
  },
  {
   "id": "janji-boreal-fleece-tight",
   "name": "Janji Boreal Fleece Tight",
   "brand": "Janji",
   "subtype": "fleece tight with wind panel",
   "msrp_usd": 138,
   "price_tier": "Mid-range",
   "attributes": {
    "fits": [
     "men"
    ],
    "warmth": "thermal",
    "wind": "panels",
    "water": "dwr",
    "visibility": "reflective-details",
    "temp_range_f": [
     0,
     32
    ],
    "temp_range_c": [
     -18,
     0
    ],
    "temp_basis": "brand"
   },
   "awards": [],
   "summary": "A fleece-lined men's tight with a waterproof wind-blocking panel across the front, rated by Janji for 0 to 32°F. iRunFar picked it, with the women's Aurora version, as its best insulated tight.",
   "last_verified": "2026-10-26",
   "url": "https://agenticrecs.com/products/janji-boreal-fleece-tight/",
   "json_url": "https://agenticrecs.com/products/janji-boreal-fleece-tight/index.json"
  }
 ],
 "url": "https://agenticrecs.com/running/tights-pants/",
 "markdown_url": "https://agenticrecs.com/running/tights-pants/index.md",
 "json_url": "https://agenticrecs.com/running/tights-pants/index.json",
 "range_temp_range_f": [
  0,
  45
 ]
}