Texture: Core: memory foam or other foams with the thickness of 3-5cmCover: knitted cloth or cotton clothSpecifications: Common size: 90 x 190cm, 150 x 200cm, 135 x 200cm; upon the customers' requirementsPacking: PVC bags or colored boxesPerformance: 1. It can keep the vertebra in a natural, stretching and relaxed state, and alleviate pain or fatigue2. Either hard or soft, subject to the changes of human figures, unlike the hard mattress that makes the vertebra hanged, it makes people bend easily producing area:China payment:L/C, T/T supplying capacity:100,000pcs/month