The product is a 4 pack of 25-inch chainsaw blades made of steel, specifically designed for 2-stroke engines. These chain blades are compatible with chainsaws and come prefabricated, requiring no assembly. Perfect for yard, garden, and outdoor living projects, these blades are durable and reliable for cutting through wood with ease. Ideal for maintaining the performance of your chainsaw, this pack of blades ensures you have spare blades on hand for any project.