The product is a pack of three Gillette Fusion5 Razor Packs, each containing four cartridges for a total of twelve refills. The blades are made of stainless steel and are specifically designed for the Gillette Fusion5 model. The cartridges are in a silver color and are compatible with the Gillette Fusion5 razor. Each cartridge contains five blades and has a blade length of one inch and a width of five/eighth of an inch. These blades are suitable for shaving the neck and face, making them ideal for men's grooming needs.