Behost 12 inch King Size Mattress, Foam & Spring Hybrid Mattress King in a Box, CertiPUR-US & Fire-Retardant

<p>This 12 inch king mattress uses CertiPUR-US® certified foam and premium 3D knit fabric, upgraded to an 8-layer structure for optimal weight distribution, skin-friendly breathability, safety, and durability. The standard-size foam &amp; spring hybrid mattress in a box offers a medium-firm to medium feel, with a unique gold thread design</p><p><b>[Quality Assurance] </b></p><p>Our mattress features an 8-layer structure, 3D knit fabric, and CertiPUR-US® certified foam to ensure high quality, durability, 100% eco-friendly materials, skin-friendly breathability, moisture resistance, anti-slip, and fire resistance</p><p><b>[Multi-Layer Foam Technology] </b></p><p>For the mattress king size 12 inch, the high-density core foam provides optimal weight distribution, conforms to body curves, and eases muscle tension for a refreshing wake-up</p><p><b>[Zoned Support] </b></p><p>Hundreds of pocket springs with zoned support reduce motion transfer—ideal for couples, pets, and light sleepers</p><p><b>[Standard Size &amp; Gold Thread Design]&nbsp;</b></p><p>This colchones king size mattress in a box is standard size with a medium-firm feel; the gold thread design adds color and luxury</p><p><b>[No Assembly] </b></p><p>Behost mattress is compressed, vacuum-sealed, and boxed. Remove from the box, release the vacuum-sealed bag, and wait 48–72 hours for full foam expansion</p><p><b>[Tips] </b></p><p>Initial expansion may happen quickly; keep a safe distance from the mattress king for adult during setup</p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p> </p>

• Behost king size mattress features 8-layer structure, premium 3D knit fabric, and CertiPUR-US® certified foam to ensure high quality, safety, and durability

• 8-layer structure delivers optimal weight distribution, conforms to the body's natural contours, and helps alleviate fatigue

• Individually wrapped pocket springs with zoned support design minimize motion transfer and absorb vibration

• The standard size mattress with medium firmness and unique gold-thread detailing is suitable for a king bed, adding a touch of style to your home

• no assembly required. Allow 48–72 hours for the product to fully decompress