Made of tissue-poly-tissue. Polyethylene middle layer helps eliminate risk of bacterial migration and moisture strike through. Use blue tissue side up to prevent glare. Available in plain for general use and fenestrated to allow access to operative site while protecting the surrounding area. Excellent for minor surgical procedures.- Surgical Drape, Fenestrated, 18" x 26", Sterile, 1/pk, 50 pk/bx, 6 bx/cs (40 cs/plt)