Living in a colorful city, in addition to enjoying high-quality life, Serta also brings you high-quality sleep. The Cosmopolitan urban series uses three core technologies to make you feel at your best every day.

"Miaoerkou" interlocking spring support system:

Refined high-manganese carbon steel with a seamless "Z"-shaped continuous spring structure provides solid and uniform support. The entire spring is wound with only one high-purity steel wire.

It embodies high-tech technology and can better fit the human spine and effectively reduce interference.

Edge reinforcement system:
Strengthen the edge support, reduce the edge sagging of the mattress, and greatly increase the activity area of ​​the mattress.

Soothing sponge:

The new and improved soft foam layer provides long-lasting support and is not easy to sag, providing long-lasting support for any sleeping position. The breathable structure brings you a refreshing and comfortable sleep all night long.

Healthy latex:
Latex contains oak protein, which is natural, anti-mite, antibacterial and mite-odor-resistant; the surface layer provides excellent resilience and comfort, bringing you the freshest and dryest sleep.

Skin-friendly knitted fabric:
Good breathability, wear resistance, heat resistance, hygienic

Soft quilted layer:

Reduces body stress and excessive turning over, giving you a more restful sleep.

Comfortable pressure relief layer design:
Promote air circulation in the structure, effectively reduce the feeling of stuffiness, release body pressure, and provide a more comfortable sleeping temperature.

Single-sided flip-free design:

There is no need to turn the mattress over regularly, making it easy to maintain.

Thickness: 32cm