Manufacturer: KCI, Product Number: PG004, Size: 28 cm2 (4.34 in2). Sold by Each. PROMOGRAN Matrix Wound Dressing is an advanced wound care device that provides an environment which attracts cells and supports tissue growth. PROMOGRAN dressing is used for multiple types of wounds including diabetic foot ulcers, venous ulcers, and pressure ulcers.In the presence of exudate the PROMOGRAN Dressing