Order # 50442104 Manufacturer# 5044 Brand PolyMem Manufacturer Ferris Manufacturing Application Non-Adhesive Pad Dressing Dimensions 4 X 4 Inch HCPCS A6209 (Disclaimer) Pad Size 4 X 4 Inch Shape Square UNSPSC Code 42311510 This is the standard hydrophilic polyurethane membrane matrix with a semi-permeable polyurethane continuous thin film backing