Specifications: According to customer requirements sanitation ventilation property Advanced production technology With kinds of Standards The raw material of the product is new environment protection polyester staple,which has small resistance,high dust collection ratio,light weight,easy for water rinsing,can absorb dust particles in the air.According to customers' demand production of different density filter, to achieve the best filtering effect. High cost performance: the vertical polyester wadding is produced by innovative fiber laying technology, the springiness of the product is enhanced and the cost is saved. environmental protection: the product is recoverable, with ROHS certificate. Good in quality and low in price: the price is half to common sponge Sanitation: against insects, anti acarid, antibacterial and antifungal Fire-retardant: With American Standard CA117, British Standard BS5825 and Intertek Furniture Fire-fighting Certificate. Wetting exhausting: the chemical faber has low water ratio which could discharge moist rapidly Ventilation property: the ventilation property is enhanced under special standing chemical fiber structure. Filtering fiber filling stuff 100% polyester