{"title":"Men's Running Fleece Jackets","description":"\u003ch2\u003eRunning Fleece Jackets for Cold Miles\u003c\/h2\u003e\n\u003cp\u003eSAYSKY running fleece jackets are built for athletes who need dependable \u003ca href=\"\/collections\/running-clothes\"\u003erunning clothes\u003c\/a\u003e through cold starts, winter mileage, and changeable shoulder-season sessions. This collection includes brushed technical fleece tops and low-bulk insulating layers that hold warmth without locking in excess heat. They suit steady aerobic work, warm-ups, and recovery runs where a lighter \u003ca href=\"\/collections\/running-singlets\"\u003erunning singlet\u003c\/a\u003e or standard \u003ca href=\"\/collections\/running-t-shirts\"\u003erunning t-shirts\u003c\/a\u003e can feel underpowered. Compared with a typical running rain jacket, fleece gives softer thermal protection, better moisture handling at moderate effort, and easier comfort when conditions are dry, cool, and consistently moving.\u003c\/p\u003e\n\u003ch2\u003eHow to Layer Running Fleece\u003c\/h2\u003e\n\u003cp\u003eFor dry cold days, these pieces can work as the main \u003ca href=\"\/collections\/running-fleece-jackets\"\u003eouter layer\u003c\/a\u003e; when wind, drizzle, or pace changes are part of the session, compare them with \u003ca href=\"\/collections\/running-jackets-vests\"\u003erunning jackets and vests\u003c\/a\u003e for more weather shielding. If you run hot, a lighter long sleeve running top or \u003ca href=\"\/collections\/running-base-layers-and-running-underwear\"\u003etechnical base layer\u003c\/a\u003e under fleece keeps the system breathable without adding bulk. For colder easy days, fleece sits between a long-sleeve option and a saysky jacket in overall protection. You can also browse the broader \u003ca href=\"\/collections\/mens-running-clothes\"\u003emen's collection\u003c\/a\u003e to compare upper-body options for different temperatures and training intensity.\u003c\/p\u003e","products":[{"product_id":"flow-light-fleece-orange-408-mmrbl33c408","title":"Flow Fleece","description":"The Flow Fleece is crafted from premium Japanese Karuishi® – an ultra-light technical fleece engineered for optimal insulation-to-weight performance. Soft against the skin with strong abrasion resistance, it’s engineered for performance. Wear it as a featherlight stand-alone layer you’ll barely notice – or as a technical base when winter demands extra insulation.","brand":"SAYSKY","offers":[{"title":"XS","offer_id":43825439867075,"sku":"MMRBL33C408-XS","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"S","offer_id":43825439899843,"sku":"MMRBL33C408-S","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"M","offer_id":43825439932611,"sku":"MMRBL33C408-M","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"L","offer_id":43825439965379,"sku":"MMRBL33C408-L","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"XL","offer_id":43825439998147,"sku":"MMRBL33C408-XL","price":111.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0528\/3633\/5811\/files\/19097324_MMRBL33c408_MODEL_1.jpg?v=1776814465"},{"product_id":"blaze-long-sleeve-light-fleece-blue-2009-mmrfl02c2009","title":"Blaze Long Sleeve Light Fleece","description":"The Blaze Light Fleece delivers warmth without the bulk. Built from Japanese DELTAPEAK®, the fabric features a complex looped backside that feels towel-soft against the skin while offering natural wind-blocking, efficient moisture transport, and long-lasting shape stability. Lightweight yet insulating, it’s engineered for cooler runs, daily training, or layering — a versatile essential that feels as premium as it performs.","brand":"SAYSKY","offers":[{"title":"XS","offer_id":43826176557251,"sku":"MMRFL02C2009-XS","price":103.0,"currency_code":"GBP","in_stock":false},{"title":"S","offer_id":43826176590019,"sku":"MMRFL02C2009-S","price":103.0,"currency_code":"GBP","in_stock":true},{"title":"M","offer_id":43826176622787,"sku":"MMRFL02C2009-M","price":103.0,"currency_code":"GBP","in_stock":true},{"title":"L","offer_id":43826176655555,"sku":"MMRFL02C2009-L","price":103.0,"currency_code":"GBP","in_stock":true},{"title":"XL","offer_id":43826176688323,"sku":"MMRFL02C2009-XL","price":103.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0528\/3633\/5811\/files\/15275437_MMRFL02C2009_model_1.jpg?v=1776814457"},{"product_id":"blaze-half-zip-light-fleece-blue-2009-mmrfl03c2009","title":"Blaze Half Zip Light Fleece","description":"The Blaze Light Fleece delivers warmth without the bulk. Built from Japanese DELTAPEAK®, the fabric features a complex looped backside that feels towel-soft against the skin while offering natural wind-blocking, efficient moisture transport, and long-lasting shape stability. Lightweight yet insulating, it’s engineered for cooler runs, daily training, or layering — a versatile essential that feels as premium as it performs.","brand":"SAYSKY","offers":[{"title":"XS","offer_id":43826176721091,"sku":"MMRFL03C2009-XS","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"S","offer_id":43826176753859,"sku":"MMRFL03C2009-S","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"M","offer_id":43826176786627,"sku":"MMRFL03C2009-M","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"L","offer_id":43826176819395,"sku":"MMRFL03C2009-L","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"XL","offer_id":43826176852163,"sku":"MMRFL03C2009-XL","price":134.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0528\/3633\/5811\/files\/15275442_MMRFL03C2009_model_1.jpg?v=1776814448"},{"product_id":"blaze-half-zip-light-fleece-camel-7011-omrfl03c7011","title":"Blaze Half Zip Light Fleece","description":"The Blaze Light Fleece delivers warmth without the bulk. 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Lightweight yet insulating, it’s engineered for cooler runs, daily training, or layering — a versatile essential that feels as premium as it performs.","brand":"SAYSKY","offers":[{"title":"XS","offer_id":55843691168124,"sku":"OMRFL03C7011-XS","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"S","offer_id":55843691233660,"sku":"OMRFL03C7011-S","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"M","offer_id":55843691266428,"sku":"OMRFL03C7011-M","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"L","offer_id":55843691299196,"sku":"OMRFL03C7011-L","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"XL","offer_id":55843691200892,"sku":"OMRFL03C7011-XL","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"XXL","offer_id":55843691135356,"sku":"OMRFL03C7011-XXL","price":134.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0528\/3633\/5811\/files\/19058587_OMRFL03c7011_PACK_1.jpg?v=1778503090"},{"product_id":"blaze-long-sleeve-light-fleece-camel-7011-omrfl02c7011","title":"Blaze Long Sleeve Light Fleece","description":"The Blaze Light Fleece delivers warmth without the bulk. 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Perfect for easy runs, warm-ups, or active daily wear — it’s the modern fleece that works on and off the run.","brand":"SAYSKY","offers":[{"title":"XS","offer_id":56236148326780,"sku":"SM20003-XS","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"S","offer_id":56236148392316,"sku":"SM20003-S","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"M","offer_id":56236148425084,"sku":"SM20003-M","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"L","offer_id":56236148457852,"sku":"SM20003-L","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"XL","offer_id":56236148359548,"sku":"SM20003-XL","price":111.0,"currency_code":"GBP","in_stock":true},{"title":"XXL","offer_id":56236148294012,"sku":"SM20003-XXL","price":111.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0528\/3633\/5811\/files\/18681333_SM20003_901_PACK_1.jpg?v=1778493389"},{"product_id":"blaze-half-zip-light-fleece-black-9001-sm35004","title":"Blaze Half Zip Light Fleece","description":"The Blaze Light Fleece delivers warmth without the bulk. 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