{"product_id":"womens-karhu-fusion-5-0","title":"Women's Karhu Fusion 5.0","description":"\u003cp\u003eBuilt for runners seeking a smooth and energetic ride, the Karhu Fusion 5.0 introduces the next generation of Karhu running technology.\u003c\/p\u003e\n\u003cp\u003eA repositioned Fulcrum unit guides the foot efficiently through each stride, creating a more propulsive running experience. Combined with an amplified toe spring, the Fusion 5.0 delivers a responsive toe-off with added momentum and energy return.\u003c\/p\u003e\n\u003cp\u003eThe midsole features all-new AeroFoam NOVA, allowing for a higher stack height and a softer, more cushioned ride with improved rebound. A critical foam insole provides durable underfoot comfort that maintains its performance over time.\u003c\/p\u003e\n\u003cp\u003eDesigned for a balanced fit, the Fusion 5.0 offers a secure midfoot lockdown while maintaining ample room in the toe box, creating a comfortable running experience for everything from daily training to longer mileage days.\u003c\/p\u003e\n\u003cp\u003eTechnical Details\u003c\/p\u003e\n\u003cp\u003eHeel-to-toe drop: 6mm\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eHeel stack height: 33mm\u003c\/p\u003e\n\u003cp\u003eSupport level: Neutral\u003c\/p\u003e\n\u003cp\u003eWeight: 240g\u003c\/p\u003e","brand":"Karhu","offers":[{"title":"Black\/Apricot Cream \/ 4","offer_id":56484808524155,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":false},{"title":"Black\/Apricot Cream \/ 4.5","offer_id":56484808556923,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 5","offer_id":56484808589691,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 5.5","offer_id":56484808622459,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 6","offer_id":56484808655227,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 6.5","offer_id":56484808687995,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 7","offer_id":56484808720763,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 7.5","offer_id":56484808753531,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 8","offer_id":56484808786299,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 8.5","offer_id":56484808819067,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Apricot Cream \/ 9","offer_id":56484808851835,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":false},{"title":"Black\/Apricot Cream \/ 9.5","offer_id":56484808884603,"sku":null,"price":145.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/3578\/8698\/files\/Image02-10-2026at14.11.webp?v=1790946782","url":"https:\/\/fitstuff.co.uk\/products\/womens-karhu-fusion-5-0","provider":"FITSTUFF","version":"1.0","type":"link"}