Tri-Layer Wound Matrix Dressing OASIS® Ultra Porcine SIS (Small Intestine Submucosa) 1 X 3 Inch Gilgal Medical Supplies Inc Sale! from $5,374.99 USD /per Produc variants BOX Qty. Add to Cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Couldn't load pickup availability Refresh Tweet This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. OASIS Matrix is composed of porcine small intestinalsubmucosa (SIS), a naturally derived scaffold extracellular matrix (EDM) 3 layer matrix Fenestrated 300 microns Three-layer structure providing meshed/fenestrated layers of naturally derived extracellular matrix (ECM) Offers more material available for weekly visits and challenging wounds with degrading enzymes 5 per box