About Crystli Mattresses: Sleep is so much important. To wake up refreshed, you will need to have a good quality sleep. Crystli is here to help you do a better job in bed.After over 10,000 users experience, we have created this mattress just for you! NOTE: Crystli mattresses are FIBERGLASS FREE.
HYBRID DESIGN FOR ALL SLEEPERS - The CertiPUR-US certified memory foam and pocketed innerspring hybrid construction reaches a balance between firmness and softness.The King size mattress provides the targeted support to your body, proper back support & alignment. No worry about slipping off the bed.
STAY COOL ALL NIGHT LONG - This hybrid King mattress is made of high-end knit fabric with a comfortable and breathable surface. The air-flow foam layer has millions of open cells acting as airway chambers, allow maximum airflow so the foam breathes for unbeatable temperature regulation.
EDGE SUPPORT & MOTION ISOLATION - The high-quality carbon steel spring coil has high flexibility and provide excellent customized support for your skeletal system. They work independently from each other, effectively absorb sound and vibration, evenly distributed body weight. It also reinforces the edge support and isolates motion transfer to a significant extent.
FULL MATTRESS IN A BOX - 8 inch Crystli King sized mattress is compressed, rolled, and shipped in a box for ultimate convenient delivery.For a better sleeping experience, please allow 48-72 hours for the mattress to fully expand.
Warranty & Guaranty - Full refund if unsatisfied with Crystli King Mattresses. 100 hassle-free Night Sleep Trial and worry-free 10-year limited warranty. Twin mattress supports a maximum weight of 250 lbs, while all other sizes can support up to 500 lbs
Advanced Product Features:
Super Stretch Fabric：A natural and breathable fabric allows the sleeper to benefit from the lift and reduced motion below.
Pressure Relief Memory Foam：Ensures an optimal temperature sleeping surface while still conforming to every curve of your body.
Ventilated Adjust Base Foam：The Adjust Foam base features wave-shaped ventilation zones which not only increase airflow, but improve mattress flexibility
Anti-Fire Foam：Coated with fireproof substances. Processed by the special fire treatment, ensuring a quite safe sleeping zone.
High Density Foam：An added layer of firm high density foam provides enhanced support from head to toe.
Individually Wrapped Coil System：High-Tech independently encased coils are designed to reduce motion disturbance and body pressure points giving you the ultimate in comfort and support.
High Density Base Foam：An added layer of high density foam provides enhanced support for the innersprings.
Product Details:
Comfort Level: Medium Firm
Mattress Type: Hybrid(Memory Foam with Individual springs)
Product Highlights: Breathable; Edge Support; Pressure Relief; Low Motion Transfer
Mattress Dimensions:
Mattress in box Twin Size: 75*39*8 Inch; Approx. 45 lbs
Mattress in box Full Size: 75*54*8 Inch; Approx. 60 lbs
Mattress in box Queen Size: 80*60*8 Inch; Approx. 68 lbs
Mattress in box King Size: 80*76*8 Inch; Approx.77 lbs
Mattress in box Twin Size: 75*39*10 Inch; Approx. 48 lbs
Mattress in box Full Size: 75*54*10 Inch; Approx. 62 lbs
Mattress in box Queen Size: 80*60*10 Inch; Approx. 73 lbs
Mattress in box King Size: 80*76*10 Inch; Approx.88 lbs
Mattress in box Full Size: 75*54*12 Inch; Approx.79.6 lbs
Mattress in box Queen Size: 80*60*12 Inch; Approx. 93.8 lbs
Mattress in box King Size: 80*76*12 Inch; Approx.100 lbs

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  Super Stretch Fabric：A natural and breathable fabric allows the sleeper to benefit from the lift and reduced motion below.
• 
  Pressure Relief Memory Foam：Ensures an optimal temperature sleeping surface while still conforming to every curve of your body.
• 
  Individually Wrapped Coil System：High-Tech independently encased coils are designed to reduce motion disturbance and body pressure points giving you the ultimate in comfort and support.
• 
  Anti-Fire Foam：Coated with fireproof substances. Processed by the special fire treatment, ensuring a quite safe sleeping zone.
• 
  Ventilated Adjust Base Foam：The Adjust Foam base features wave-shaped ventilation zones which not only increase airflow, but improve mattress flexibility