The Serta Cosmopolitan urban series continues to use three core technologies to bring you high-quality sleep. the

Perth height 21 cm firm firm mattress, suitable for those who need better support and support

Bonnier spring:
The upper and lower ports have large diameters, small middle diameters, strong elasticity, and excellent vertical support performance

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

Single-sided flip-free design:
No need to turn over the mattress regularly, easy to maintain

Soothing Sponge:
The new and improved soft sponge layer provides long-lasting support and is not easy to sag. It can provide long-lasting support for any sleeping position, and the breathable structure brings you a refreshing and comfortable sleep all night.

Healthy Latex:
Natural, anti-mite, antibacterial, bring you the freshest and dryest sleep