Spring mattress quality how to distinguish

A, take a look at whether the appearance of the spring mattress thickness uniformity, surrounds the edge is straight smooth, mat whether bread by full symmetry, fabric dyeing and printing design is even, there should be no disconnection of the sewing needle and thread, such as needle jump, line defect. Second, the pressure of a pressure spring mattress with the hand, hand should have the feeling soft hard moderate, and has a certain resilience. If there is a concave uneven, spring mattress spring wire quality is poorer. Also can lay up feeling, see filler is evenly distributed. Third, listen to this is mainly for spring spring mattress. Good spring spring mattress when flap, force uniform, good elasticity. Rust or inferior spring often squelching sound. Four, find out some spring mattress with surrounding edge mesh opening or zipper device, can be directly open the check whether the internal spring rust, especially add the accessories. This step check is very necessary to prevent the addition of 'dirty' cotton.