The product is a lot of 5 Fiskars 15" WoodZig replacement hooked saw blades, model number 03-059910. These arborists woodzig blades are designed with a hooked end, made of metal, and are compatible with Fiskars brand saws. Each blade measures 15 inches in length and is manufactured in China. This product is ideal for professionals or individuals who need high-quality replacement blades for their Fiskars saws.