supply of synthetic biodegradable etc.synthetic biodegradable etc.,synthetic biodegradable temposrising tri-layered, 2mm thick open cell foam matrix made fro m biodegradable polyurathane. no animal proteins or polymer crosslinking. inert in the presence of infectio n. not a ffod source for bacterial, converts macro wounds into organised micro wounds and promotes rege neration of neo dermis and neo vascularization, usfda, ec and dcgi approved. for use to manage traumat ic, deep, partial thickness burns and other chronic wounds, chronic venous ulcers, surgical reconstructive w ounds, to be easily applicable with suters or staples. size 20x40 cm [ warranty period: 12 months after t he date of delivery ] ]