Nệm bông ép có lõi là các sợi Polyester được ép cách nhiệt tạo thành khối và có độ đàn hồi rất thấp. nếu đệm chất lượng thấp thì cũng nhanh sụt lún, biến dạng.
Cotton mattresses have pressed the core is the Polyester insulation is pressed in and have very low elasticity.If lower quality cushions, fast collapsing, distortion.
Cotton mattress core is laminated with polyester fibers are pressed into blocks and create insulation has very low elasticity. If low-quality cushion is also faster subsidence, deformation.