... adhesive .air permeable -various types.FDA -rapid staunching Pigeon Zn-Ca alginate wound dressing,FDA,no adhesive Product Features1)Easy to ... -infection8)Fewer dressing changes9)No adhesive to wound surfacePIGEON Zn-Ca wound dressingNature product of brown seaweed(laminaria spp).Produced though ... per CTNfabrics50*50mmpcs10pcs per box , 560pcs per CTN Pigeon Zn-Ca alginate wound dressing,FDA,no adhesive