Sorbsan Flat Dressings Use Unique gelling action for maximum comfortability. Haemostatic properties for managing bleeding or friable wounds. The non-woven structure of Sorbsan?s alginate and the high mannuronic acid content maximises gelling and absorption when in contact with wound exudate: Sorbsan quickly forms a soft, conformable, amorphous gel perfect for conforming to the contours of a superficial, deep or cavity wound. Flat Dressing Benefits Unique gelling action for maximum comfortability. Absorption, maintains a moist environment. 100% biocompatible, made from natural sources. Wide variety of sizes to suit most wounds (dressings for flat and cavity wounds).