This cloth filter is designed for use with the Eureka 51 and 74 series hand-held vacuums. It is made of durable cloth material and comes in a neutral gray color. The filter is sold as a single item in a pack and is compatible with multiple Eureka models, including the 54951. This filter is an essential accessory for anyone who uses Eureka hand-held vacuums. It is designed to trap dust and other particles, ensuring that your vacuum works efficiently. With this filter, you can be confident that your vacuum is working at its best. So if you want to keep your Eureka hand-held vacuum in top condition, this cloth filter is an excellent choice.