Feather® Disposable Mini Scalpels are made from heat-treated stainless steel. The blades are smaller than standard blades, come with chemical resistant, slender plastic handle. Handle is 5¾" (145 mm) long. Available in three popular styles: #11, #14 and #15, and packaged in a sterile pouch, 20 per box. ISO 14001 compliant, ISO 9001 certified and ISO13485 certified.