{"product_id":"core-11-extra-firm-hybrid","title":"Core 11\" Extra Firm Hybrid","description":"\u003cp dir=\"ltr\" data-path-to-node=\"6\"\u003e\u003cspan\u003eExperience ultimate structural support with the \u003c\/span\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"48\"\u003eCore 11\" Extra Firm Hybrid Mattress\u003c\/b\u003e\u003cspan\u003e by Eastman Heritage.\u003c\/span\u003e\u003cspan\u003e Engineered for sleepers who require maximum back reinforcement,\u003c\/span\u003e\u003cspan\u003e this 11-inch hybrid combines high-density support foam with a heavy-duty pocketed coil system.\u003c\/span\u003e\u003cspan\u003e Designed to eliminate lower back sag,\u003c\/span\u003e\u003cspan\u003e maintain cool airflow,\u003c\/span\u003e\u003cspan\u003e and promote healthy spinal alignment at an accessible price point.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\" data-path-to-node=\"8\"\u003eFull Product Description\u003c\/h3\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"9\"\u003e\u003cspan\u003eSay goodbye to restless nights and morning lower back stiffness.\u003c\/span\u003e\u003cspan\u003e The \u003c\/span\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"69\"\u003eCore 11\" Extra Firm Hybrid\u003c\/b\u003e\u003cspan\u003e is purpose-built to deliver steady,\u003c\/span\u003e\u003cspan\u003e unyielding support without sacrificing surface comfort.\u003c\/span\u003e\u003cspan\u003e If you have been struggling with mattresses that dip,\u003c\/span\u003e\u003cspan\u003e sag,\u003c\/span\u003e\u003cspan\u003e or sink under heavy pressure,\u003c\/span\u003e\u003cspan\u003e this hybrid offers the rigid,\u003c\/span\u003e\u003cspan\u003e stable foundation your body needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"10\"\u003e\u003cspan\u003eAt the heart of the mattress is an \u003c\/span\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"35\"\u003e8\" heavy-duty wrapped pocket coil system\u003c\/b\u003e\u003cspan\u003e that responds to your body while isolating motion transfer.\u003c\/span\u003e\u003cspan\u003e Topped with a \u003c\/span\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"150\"\u003ehigh-density firm transition layer\u003c\/b\u003e\u003cspan\u003e and wrapped in a breathable,\u003c\/span\u003e\u003cspan\u003e quilted stretch-knit cover,\u003c\/span\u003e\u003cspan\u003e the Core 11\" prevents excess body sinkage while keeping your core properly supported all night.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"11\"\u003e\u003cspan\u003eWhether you are a back sleeper,\u003c\/span\u003e\u003cspan\u003e stomach sleeper,\u003c\/span\u003e\u003cspan\u003e or simply prefer a solid sleep surface,\u003c\/span\u003e\u003cspan\u003e this mattress delivers reliable durability and temperature regulation for years of restorative sleep.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\" data-path-to-node=\"13\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul dir=\"ltr\" data-path-to-node=\"14\"\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"14,0,0\"\u003e\u003cb data-path-to-node=\"14,0,0\" data-index-in-node=\"0\"\u003eExtra Firm Lumbar Support:\u003c\/b\u003e\u003cspan\u003e High-density foam layers paired with reinforced coils prevent body sagging and promote healthy spinal alignment.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"14,1,0\"\u003e\u003cb data-path-to-node=\"14,1,0\" data-index-in-node=\"0\"\u003e8\" Pocketed Coil System:\u003c\/b\u003e\u003cspan\u003e Individually wrapped coils contour to your body's pressure points while preventing motion transfer between partners.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"14,2,0\"\u003e\u003cb data-path-to-node=\"14,2,0\" data-index-in-node=\"0\"\u003eCooling Airflow Design:\u003c\/b\u003e\u003cspan\u003e Breathable coil channels and a moisture-wicking quilted cover prevent heat entrapment for a cooler sleep surface.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"14,3,0\"\u003e\u003cb data-path-to-node=\"14,3,0\" data-index-in-node=\"0\"\u003eReinforced Edge Support:\u003c\/b\u003e\u003cspan\u003e Edge-to-edge coil architecture ensures a stable seating edge and prevents roll-off near the sides.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"14,4,0\"\u003e\u003cb data-path-to-node=\"14,4,0\" data-index-in-node=\"0\"\u003eDurable \u0026amp; Long-Lasting:\u003c\/b\u003e\u003cspan\u003e Built with high-density American craftsmanship engineered to withstand daily wear without developing body impressions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\" data-path-to-node=\"16\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul dir=\"ltr\" data-path-to-node=\"17\"\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"17,0,0\"\u003e\u003cb data-path-to-node=\"17,0,0\" data-index-in-node=\"0\"\u003eMattress Height:\u003c\/b\u003e\u003cspan\u003e 11 Inches\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"17,1,0\"\u003e\u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"0\"\u003eMattress Type:\u003c\/b\u003e\u003cspan\u003e Hybrid (High-Density Comfort Foam + Pocketed Coils)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"17,2,0\"\u003e\u003cb data-path-to-node=\"17,2,0\" data-index-in-node=\"0\"\u003eFirmness Level:\u003c\/b\u003e\u003cspan\u003e Extra Firm (10\/10 Ideal for back and stomach sleepers,\u003c\/span\u003e\u003cspan\u003e heavier individuals,\u003c\/span\u003e\u003cspan\u003e or those needing strict back support)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"17,3,0\"\u003e\u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"0\"\u003eCoil System:\u003c\/b\u003e\u003cspan\u003e 8\" Individually Wrapped Pocket Coils\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"17,4,0\"\u003e\u003cb data-path-to-node=\"17,4,0\" data-index-in-node=\"0\"\u003eCover Material:\u003c\/b\u003e\u003cspan\u003e Breathable Quilted Stretch-Knit Fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"17,5,0\"\u003e\u003cb data-path-to-node=\"17,5,0\" data-index-in-node=\"0\"\u003eOrigin:\u003c\/b\u003e\u003cspan\u003e Made in the USA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\" data-path-to-node=\"19\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"20\"\u003e\u003cb data-path-to-node=\"20\" data-index-in-node=\"0\"\u003eWho is the Core 11\" Extra Firm Hybrid best suited for?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"21\"\u003e\u003cspan\u003eThis mattress is ideal for back sleepers,\u003c\/span\u003e\u003cspan\u003e stomach sleepers,\u003c\/span\u003e\u003cspan\u003e individuals with lower back pain,\u003c\/span\u003e\u003cspan\u003e and those who dislike the deep \"sinking\" feeling of traditional memory foam.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"22\"\u003e\u003cb data-path-to-node=\"22\" data-index-in-node=\"0\"\u003eDoes this mattress sleep cool?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"23\"\u003e\u003cspan\u003eYes.\u003c\/span\u003e\u003cspan\u003e The pocketed coil base allows open air circulation through the mattress core,\u003c\/span\u003e\u003cspan\u003e preventing the heat retention common in all-foam mattresses.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"24\"\u003e\u003cb data-path-to-node=\"24\" data-index-in-node=\"0\"\u003eWill I feel my partner moving at night?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"25\"\u003e\u003cspan\u003eNo.\u003c\/span\u003e\u003cspan\u003e The pocketed coils are individually wrapped,\u003c\/span\u003e\u003cspan\u003e meaning motion is absorbed locally so movement on one side of the bed does not transfer to the other.\u003c\/span\u003e\u003c\/p\u003e","brand":"Eastman Heritage","offers":[{"title":"Default Title","offer_id":58812997796143,"sku":null,"price":1496.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4215\/8127\/files\/Core_11__Extra_Firm_Hybrid_Queen_Mattress.svg?v=1794011610","url":"https:\/\/sleepbyeh.com\/products\/core-11-extra-firm-hybrid","provider":"Eastman Heritage","version":"1.0","type":"link"}