The ‘Laparotomy Sponge 4 x 18 4-Ply Prewashed – 1525’ is a medical-grade sponge designed for use in surgical procedures. It measures 4” x 18” and is made with 4-ply material for superior absorbency. The sponge is prewashed to ensure it is free from any impurities and is ready for immediate use. It is ideal for absorbing fluids and aiding in wound care during surgical procedures. This product comes in a pack of 5, with 40 packs per case.