DERBY EXTRA Stainless Double Edge Blades fit all double edge razors 30 Double Edged razor blades in total Each individual dispenser is sealed and contains 5 blades Each blade is individually wax paper wrapped 30 Derby Extra Professional Double Edge Razor Blades for straight razor Cutting-edge spluttering equipment coat the edges of each blade in chromium-ceramic tungsten and platinum for a truly unmatched shave every time. Enjoy a smooth and clean shave every time with Derby Extra Professional Doble Edge Razor Blades! Chromium-Ceramic-Platium-Tungsten and Polymer Coated Edges Derby Professional Double Edge Razor Blades are designed to be incredibly durable and long-lasting, made from the highest quality steel strip in their hallowed Swedish factory. Derby Professional Extra Double Edge Razor can be used with any double edge safety razor or can be split in half and used on a brutal razor.