Flow Jacket

MEN

Ultralight wind protection — super breathable and built for performance when weight matters.

Color: Blue

£153

The Flow Jacket is our lightest outer layer, created for runners who count every gram. At just 99g, it offers wind protection without compromising breathability — the ultimate companion for shoulder-season runs, sudden summer storms, or trail adventures where packing light is key. Durable yet featherlight, it folds down to nothing, so you’re always prepared when conditions change.

Breathability:

Wind Protection:

Waterproofness:

Warmth:

{
          "id": 15850209935740,
          "title": "Flow Shorts 2\u0026#39;\u0026#39;",
          "price": "£73 GBP",
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          "url": "\/products\/flow-shorts-2-blue-201-sm40008",
          "description": "The Flow Shorts 2” are our lightest race shorts to date — engineered for runners chasing absolute peak performance. The advanced grid-structured fabric enhances breathability and stretch, even the waistband is designed to breathe. Bonded seams create a smooth, barely-there feel. Ultralight, fast-drying, and stripped to the core. Engineered to let nothing stand between you and your pace.",
          "short_description": "\u003cdiv class=\"metafield-rich_text_field\"\u003e\u003cp\u003eUltralight precision — built for peak race-day performance without compromise.\u003c\/p\u003e\u003c\/div\u003e",
          "features": "\u003cdiv class=\"metafield-rich_text_field\"\u003e\u003cul\u003e\u003cli\u003eWeight: 160 g\u003c\/li\u003e\u003cli\u003e73% Nylon \/ 27% Spandex\u003c\/li\u003e\u003cli\u003eUltralight grid fabric with exceptional breathability and stretch.\u003c\/li\u003e\u003cli\u003eBreathable waistband with internal drawcord for a secure fit.\u003c\/li\u003e\u003cli\u003eBonded seams for zero-chafe comfort.\u003c\/li\u003e\u003cli\u003eLightweight mesh brief liner for airflow and support.\u003c\/li\u003e\u003cli\u003e3-pocket system: two gel pockets + one zipped back pocket (15 × 8 cm, water-repellent membrane and YKK® zipper).\u003c\/li\u003e\u003cli\u003eReflective logos at front and back for visibility.\u003c\/li\u003e\u003cli\u003eStyle Ref: SM40008\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e",
          "gender": "MEN",
          "colors": "\u003cdiv class=\"ProductItem__ColorSwatchList\"\u003e        \u003ca href=\"\/products\/flow-shorts-2-blue-201-sm40008\" class=\"ProductItem__ColorSwatchLink\"\u003e          \u003cdiv class=\"ProductItem__ColorSwatchItem is-active\"\u003e            \u003cdiv class=\"SwatchWrapper \"\u003e              \u003cimg class=\"ProductGridItem__ColorSwatchImage\"                  src=\"\/\/saysky.co.uk\/cdn\/shop\/files\/19057818_NOOS_201_BLUE_64x64.jpg?v=1759989564\"                  alt=\"Blue\"                  title=\"Blue\"                  data-color=\"Blue\"                  width=\"64\"                  height=\"64\"\u003e            \u003c\/div\u003e          \u003c\/div\u003e        \u003c\/a\u003e                  \u003ca href=\"\/products\/flow-shorts-2-black-901-sm40008\" class=\"ProductItem__ColorSwatchLink\"\u003e              \u003cdiv class=\"ProductItem__ColorSwatchItem\"\u003e                \u003cdiv class=\"SwatchWrapper \"\u003e                  \u003cimg class=\"ProductGridItem__ColorSwatchImage\"                        src=\"\/\/saysky.co.uk\/cdn\/shop\/files\/19057820_NOOS_901_BLACK_64x64.jpg?v=1759901180\"                        alt=\"Black\"                        title=\"Black\"                        data-color=\"Black\"                        width=\"64\"                        height=\"64\"\u003e                \u003c\/div\u003e              \u003c\/div\u003e            \u003c\/a\u003e      \u003c\/div\u003e",
          "available_sizes": ["XS","S","M","L","XL"],
          "performance_specs": "\u003cdiv class=\"ProductSpecifications\"\u003e                        \u003cdiv class=\"ProductSpecifications__Row\"\u003e          \u003cspan class=\"ProductMeta__Label\"\u003eBreathability:\u003c\/span\u003e          \u003cspan class=\"ProductSpecifications__Bars\"\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003c\/span\u003e        \u003c\/div\u003e                              \u003cdiv class=\"ProductSpecifications__Row\"\u003e          \u003cspan class=\"ProductMeta__Label\"\u003eWicking:\u003c\/span\u003e          \u003cspan class=\"ProductSpecifications__Bars\"\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003c\/span\u003e        \u003c\/div\u003e                              \u003cdiv class=\"ProductSpecifications__Row\"\u003e          \u003cspan class=\"ProductMeta__Label\"\u003eWarmth:\u003c\/span\u003e          \u003cspan class=\"ProductSpecifications__Bars\"\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar \"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar \"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar \"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar \"\u003e\u003c\/span\u003e\u003c\/span\u003e        \u003c\/div\u003e                              \u003cdiv class=\"ProductSpecifications__Row\"\u003e          \u003cspan class=\"ProductMeta__Label\"\u003eWeight:\u003c\/span\u003e          \u003cspan class=\"ProductSpecifications__Bars\"\u003e\u003cspan class=\"ProductSpecifications__Bar filled\"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar \"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar \"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar \"\u003e\u003c\/span\u003e\u003cspan class=\"ProductSpecifications__Bar \"\u003e\u003c\/span\u003e\u003c\/span\u003e        \u003c\/div\u003e                                            \u003c\/div\u003e",
          "weight": "160 g",
          "size_and_fit": "\u003cdiv class=\"metafield-rich_text_field\"\u003e\u003cul\u003e\u003cli\u003eRegular Fit: Balanced and true to size. A classic fit precisely engineered for an optimal, unrestricted feel.\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e",
          "reviews": "\u003cdiv    class=\"yotpo-widget-instance\"    id=\"yotpo-pdp-stars\"    data-yotpo-instance-id=\"371754\"    data-yotpo-product-id=\"15850209935740\"    data-yotpo-cart-product-id=\"15850209935740\"    data-yotpo-section-id=\"product\"  \u003e\u003c\/div\u003e  \u003cstyle\u003e    #yotpo-pdp-stars .yotpo-widget-clear,    .yotpo-widget-clear button,    .yotpo-widget-clear form input,    .yotpo-widget-clear span {      cursor: pointer !important;    }  \u003c\/style\u003e",
          "gender": "MEN"
        }

Flow Jacket

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