{"product_id":"for-your-little-one-stepup-i-size-isofix-2-3-car-seat-booster-seat-slate-mist-4-12-years","title":"Stepup i-Size ISOFIX High-Back Booster – Slate Mist, 4-12 Years","description":"\u003cp\u003eA high-back booster with ISOFIX in slate mist grey, for children who have outgrown a harnessed seat — roughly 4 to 12 years.\u003c\/p\u003e\u003ch2\u003eHow a booster works\u003c\/h2\u003e\u003cp\u003eA booster has no harness of its own. It raises your child so the car's adult seat belt sits correctly — lap belt low across the hips, diagonal across the collarbone.\u003c\/p\u003e\u003cp\u003eOn an unboosted child an adult belt rides up onto the soft abdomen and across the neck, which is precisely the injury pattern boosters prevent.\u003c\/p\u003e\u003ch2\u003eWhy a high-back rather than a cushion\u003c\/h2\u003e\u003cp\u003eThe back provides side impact protection for head and torso and guides the diagonal belt to the correct height. Backless cushions do neither, and under UK law are only approved above 125cm and 22kg.\u003c\/p\u003e\u003ch2\u003eISOFIX or belted?\u003c\/h2\u003e\u003cp\u003eISOFIX clips to your car's anchor points so the seat stays put when empty. The belted version at £34.99 relies on the seat belt alone and swaps between cars more easily. ISOFIX for a seat that lives in one car; belted for grandparents or shared vehicles.\u003c\/p\u003e\u003ch2\u003eCheck before you buy\u003c\/h2\u003e\u003cp\u003eYour car needs ISOFIX anchor points. Check your vehicle handbook and which positions are i-Size approved.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eApproved to UN R129 (i-Size)\u003c\/li\u003e\n\u003cli\u003eAdjustable headrest\u003c\/li\u003e\n\u003cli\u003eSide impact protection\u003c\/li\u003e\n\u003cli\u003eBelt guides for correct routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eImportant safety information\u003c\/h2\u003e\u003cp\u003eRead the manual before fitting. Check belt routing every journey — diagonal across the collarbone never the neck, lap section low across the hips not the stomach.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eUK law requires a booster until 135cm or 12 years, whichever comes first.\u003c\/strong\u003e Most children reach 12 before 135cm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eReplace after any collision, however minor.\u003c\/strong\u003e Never use a second-hand seat with unknown history.\u003c\/p\u003e\u003cp\u003eFree fitting checks are available at many UK fire stations and retailers.\u003c\/p\u003e","brand":"For Your Little One","offers":[{"title":"Default Title","offer_id":64561010737521,"sku":"FYLO-STEPI-SM","price":49.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/3917\/7073\/files\/StepUp-Fix-Config-Grey.png?v=1788905301","url":"https:\/\/www.flipbuy.co.uk\/products\/for-your-little-one-stepup-i-size-isofix-2-3-car-seat-booster-seat-slate-mist-4-12-years","provider":"FlipBuy","version":"1.0","type":"link"}