Derma Plastic Sterile Measure-IT Wound Measurement Kit is a sterile, Latex-free and single-use kit containing sterile paper ruler and plastic depth guide. The depth guide has rounded edge and is ideal for packing deep, undermining or tunneling wounds. It is a very safe and accurate method of wound assessment. Sterile. Single-use kit containing sterile paper ruler and plastic depth guide. Depth guide has rounded edge and is ideal for packing deep, undermining or tunneling wounds. Is safe a accurate for wound assessment. Latex-free.