Lidnsejr 14" King Size Hybrid Mattress, Medium Firm Euro Top Mattress in a Box, Motion Isolation, Pressure & Back Pain Relief, Black

<p>If you love the structure and support of an innerspring mattress but also yearn for the cushioning comfort of foam, a hybrid mattress is exactly the right middle ground, with a combination of one or more layers of foam over a bed of support coils. In fact, if you’re not sure what to look for when shopping for a mattress, Lidnsejr's medium-firm hybrid is often a great place to start.</p><p><strong>Specification:</strong></p><p>Size: </p><p><strong>12 Thickness"</strong></p><p>Twin Size Mattress: 75"L x 39"W x 12"H | Net Weight: 49 lbs</p><p>Twin XL Size Mattress: 80"L x 39"W x 12"H | Net Weight: 52 lbs</p><p>Full Size Mattress: 75"L x 54"W x 12"H | Net Weight: 66 lbs</p><p>Queen Size Mattress: 80"L x 60"W x 12"H | Net Weight: 76 lbs</p><p>King Size Mattress: 80"L x 76"W x 12"H | Net Weight: 93 lbs</p><p>Cal King Size Mattress: 84"L x 72"W x 12"H | Net Weight: 95 lbs</p><p><strong>14 Thickness"</strong></p><p>Twin Size Mattress: 75"L x 39"W x 14"H | Net Weight: 56 lbs</p><p>Twin XL Size Mattress: 80"L x 39"W x 14"H | Net Weight: 60 lbs</p><p>Full Size Mattress: 75"L x 54"W x 14"H | Net Weight: 76 lbs</p><p>Queen Size Mattress: 80"L x 60"W x 14"H | Net Weight: 88 lbs</p><p>King Size Mattress: 80"L x 76"W x 14"H | Net Weight: 113 lbs</p><p>Cal King Size Mattress: 84"L x 72"W x 14"H | Net Weight: 114 lbs</p><p>Color: Black</p><p>Mattress type: Hybrid mattress</p><p>Mattress top type: Euro top</p><p>Thickness: 12" / 14"</p><p>Surface fabric: Knitted breathable fabric</p><p>Fill layer: Comfort foam</p><p>Support layer: Independent pocket coils</p><p>American flame retardant standard (16 CFR 1633)</p><p>Suitable bed frame: Flat bed frame, box spring bed frame, electrically adjustable bed frame</p><p>Target audience: Single, couple, teenagers, adults, elderly people; People who rent houses and those who suffer from lower back pain</p><p>Usage space: Master bedroom, guest room, dormitory, various home and temporary living spaces</p><p><strong>Unpacking &amp; Recovery Time: It is usually recommended to restore to full size within 24-72 hours, and a slight odor is a normal phenomenon</strong></p><p><strong>Safety Warning: Not suitable for infants, avoid piercing with sharp objects</strong></p><p><strong>Package included:</strong></p><p>Hybrid mattress x 1 </p>

• Balance Support & Full-Body Pressure Relief

  Built with a hybrid mattress structure of independent pocket coils and adaptive memory foam, the mattress balances strong support and soft comfort. The individual springs respond precisely to your body weight and curves, providing targeted support for your head, shoulders, spine, hips, and legs. It delivers excellent pressure point relief, reduces body soreness, maintains proper spinal posture and offers great back pain relief for restful, pain-free sleep.

• Superior Motion Isolation & Reinforced Edge Support

  Each pocket coil works independently to create no motion transfer and reduce vibration transfer. You will not be disturbed by your partner’s tossing, turning, or nighttime getting-up, making it an ideal couple mattress for light sleepers and couples. The fully reinforced edge coil structure prevents sagging and rolling-off feelings, offering reliable edge support, and provides a stable, extended sleeping area whether you sleep or sit on the mattress edge.

• Breathable & Comfortable Sleep Surface

  This Lidnsejr mattress is equipped with a highly breathable knitted cover that delivers a soft, skin-friendly touch. The fabric quickly absorbs moisture to keep the sleep surface dry all night. The open structure of individually wrapped pocket coils enhances internal air circulation, effectively releasing excess heat and wicking away sweat. Creates a cooler, fresher sleeping experience, making it a top choice of cooling mattress especially ideal for hot sleepers.

• Universal Medium-Firm Feel for All Sleep Positions

  Featuring a balanced medium firm mattress feel, this hybrid mattress perfectly combines supportive firmness and soft cushioning. It supports natural spinal alignment while relieving body pressure and fatigue. Suitable for back, side, and stomach sleepers, this versatile mattress works well for sleepers of all types, delivering stable and comfortable sleeping freedom for all body postures.

• Bed-in-a-Box Design & Wide Compatibility

  This mattress in a box is vacuum-compressed and roll-packed for easy shipping and quick setup. Please allow 24–72 hours for full expansion after unboxing. It fits most bed frames, including box springs, slatted frames, platform beds, metal bed grids and adjustable beds. Perfect for single sleepers, couples, seniors, and people with back pain. Suitable for master bedrooms, guest room mattress, dormitories, dorm mattress, rental houses, bunk beds, loft beds, and RV bedrooms, truly rental friendly. The mattress fully complies with US 16 CFR 1633 flammability standard for safe daily use.