The product is a lot of 6 Verbatim DataLife 4mm-DL 60M computer grade data/DAT cartridges. These new cartridges come in a plastic case and have a capacity of 1GB each. Manufactured in 1998 in Japan, they are recordable and feature a maximum write speed of 1x. The brand Verbatim is known for reliable storage solutions, making these DAT tape cartridges a dependable choice for storing and accessing data. Additionally, there is a California Prop 65 warning associated with this product.