{"product_id":"britax-one4life-slim-all-in-one-car-seat","title":"Britax One4Life Slim All-in-One Car Seat","description":"\u003cstyle\u003e.ck-product-description{color:#292929;font:15px\/1.55 Arial,Helvetica,sans-serif}.ck-product-description h3{margin:22px 0 8px;color:#222;font-size:18px;line-height:1.3}.ck-product-description p{margin:0 0 12px}.ck-product-description ul{margin:0 0 14px;padding-left:20px}.ck-product-description li{margin:0 0 6px}.ck-quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:10px 0 18px}.ck-quick-card,.ck-decision-card{min-width:0;padding:10px 9px;border:1px solid #d9d9d9;border-radius:6px;background:#fafafa}.ck-quick-card strong,.ck-decision-card strong{display:block;margin-bottom:3px;color:#222;font-size:13px;line-height:1.3}.ck-quick-card span,.ck-decision-card span{display:block;color:#444;font-size:13px;line-height:1.4}.ck-decision-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:10px 0 18px}.ck-spec-table{width:100%;border-collapse:collapse;margin:10px 0 18px;font-size:14px}.ck-spec-table td{padding:8px 9px;border:1px solid #dedede;vertical-align:top}.ck-spec-table td:first-child{width:42%;background:#fafafa;font-weight:700}.ck-note{color:#555;font-size:13px;line-height:1.5}@media(max-width:420px){.ck-quick-grid,.ck-decision-grid{gap:5px}.ck-quick-card,.ck-decision-card{padding:8px 6px}.ck-quick-card strong,.ck-quick-card span,.ck-decision-card strong,.ck-decision-card span{font-size:12px}.ck-spec-table{font-size:13px}.ck-spec-table td{padding:8px 7px}}@media(max-width:340px){.ck-quick-grid,.ck-decision-grid{grid-template-columns:1fr}.ck-quick-card strong,.ck-quick-card span,.ck-decision-card strong,.ck-decision-card span{font-size:13px}}\u003c\/style\u003e\u003cdiv class=\"ck-product-description\"\u003e\n\u003cp\u003eThe Britax One4Life Slim is a 17.5-inch-wide all-in-one car seat covering rear-facing, forward-facing harness, and high-back booster stages.\u003c\/p\u003e\n\u003ch3\u003eAt a Glance\u003c\/h3\u003e\n\u003cdiv class=\"ck-quick-grid\" role=\"list\" aria-label=\"Britax One4Life Slim All-in-One Car Seat at a glance\"\u003e\n\u003cdiv class=\"ck-quick-card\" role=\"listitem\"\u003e\n\u003cstrong\u003eOverall range\u003c\/strong\u003e\u003cspan\u003e5-120 lb\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ck-quick-card\" role=\"listitem\"\u003e\n\u003cstrong\u003eSeat width\u003c\/strong\u003e\u003cspan\u003e17.5 in\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ck-quick-card\" role=\"listitem\"\u003e\n\u003cstrong\u003eModes\u003c\/strong\u003e\u003cspan\u003eRear, harness, booster\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWhy Families Choose It\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe SpaceSaver design is narrow outside while preserving child seating space inside; vehicle fit still varies.\u003c\/li\u003e\n\u003cli\u003eClickTight uses an open belt path and closing panel to support a more straightforward installation process.\u003c\/li\u003e\n\u003cli\u003eA 15-position no-rethread harness and headrest adjust together.\u003c\/li\u003e\n\u003cli\u003eThree removable infant inserts support smaller babies weighing 20 lb or less.\u003c\/li\u003e\n\u003cli\u003eSafeWash fabric is machine washable and dryer safe, and the slide-out cup holders are dishwasher safe.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Details\u003c\/h3\u003e\n\u003ctable class=\"ck-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear-facing\u003c\/td\u003e\n\u003ctd\u003e5-50 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForward-facing harness\u003c\/td\u003e\n\u003ctd\u003e30-65 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-back booster\u003c\/td\u003e\n\u003ctd\u003e40-120 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum listed height\u003c\/td\u003e\n\u003ctd\u003eUp to 63 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp class=\"ck-note\"\u003eAlways follow the manufacturer instructions, product labels, and applicable child-fit or compatibility limits for your exact item.\u003c\/p\u003e\n\u003ch3\u003eIs This the Right Choice?\u003c\/h3\u003e\n\u003cdiv class=\"ck-decision-grid\" role=\"list\" aria-label=\"Buying guidance\"\u003e\n\u003cdiv class=\"ck-decision-card\" role=\"listitem\"\u003e\n\u003cstrong\u003eBest for\u003c\/strong\u003e\u003cspan\u003eFamilies who want all-in-one longevity and a slimmer profile for tighter back seats or multi-seat arrangements.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ck-decision-card\" role=\"listitem\"\u003e\n\u003cstrong\u003eConsider another option if\u003c\/strong\u003e\u003cspan\u003eYou need a detachable infant carrier, guaranteed three-across fit, or a lighter seat for frequent vehicle changes.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow wide is the One4Life Slim?\u003c\/strong\u003e\u003cbr\u003eBritax lists it at 17.5 inches wide.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes 17.5 inches guarantee three across?\u003c\/strong\u003e\u003cbr\u003eNo. Britax says it fits three across in most vehicles, but fit depends on the vehicle and adjacent seats.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat modes does it cover?\u003c\/strong\u003e\u003cbr\u003eRear-facing, forward-facing five-point harness, and high-back booster.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does ClickTight work?\u003c\/strong\u003e\u003cbr\u003eOpen the panel, route and buckle the belt, then close the panel as directed in the manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the cover go in the dryer?\u003c\/strong\u003e\u003cbr\u003eYes. SafeWash fabric is listed as machine washable and dryer safe.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it a removable infant carrier?\u003c\/strong\u003e\u003cbr\u003eNo. It stays installed in the vehicle and does not attach to a stroller.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Britax","offers":[{"title":"Mineral Gray","offer_id":43061202157662,"sku":"E1D437B","price":449.99,"currency_code":"USD","in_stock":true},{"title":"Parchment","offer_id":43061202190430,"sku":"E1D407G","price":379.99,"currency_code":"USD","in_stock":true},{"title":"Raven Black","offer_id":43061202223198,"sku":"E1D437A","price":449.99,"currency_code":"USD","in_stock":true},{"title":"Sea Foam","offer_id":43061202255966,"sku":"E1D437F","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0078\/5393\/2596\/files\/81BaqeJpe6L._SL1500_66d982e8-fbc5-4f36-a57c-5d08b15fcf4e.jpg?v=1785220455","url":"https:\/\/capitalkidz.com\/products\/britax-one4life-slim-all-in-one-car-seat","provider":"Capital Kidz","version":"1.0","type":"link"}