Spring mattress

● Use the soft cloth on the upper table. ● The inner layer is made of high-density support cotton. After many tests, it is soft and moderate, and has good air permeability. ● Naturally cool, moisture wicking, smooth and soft fiber, close to the skin, good comfort. ● 20 cm high , Hard spring support. ● Independent barrel spring for optimum support ● Upgrade the sleep quality directly on the floor or on the old bed.