Pair of 10lb Replacement bands. Total of 20lbs! These are brand new aftermarket replacement bands made for the Body By Jake machines that carry a 1 YEAR warranty! The bands are made of a composite rubber material that is made for stretching. There is a thick rubber ring around the hole where the bands tend to rip for extra reinforcement. They are built to last and made for durability. These will work on the following Body By Jake Machines: Total Body Trainer, Ab Machine, Cardio Cruiser, Bun and Thigh Rocker, Ab & Back Plus, Bun and Thigh Rocker, Bun Rocker, Body Rocker, Ab Scissors Hip and Thigh Sculptor, Ab and Back Machine, Cardio Cruiser, and more! *If you're not sure if the bands will fit your machine then please send us a message and we'll be happy to check for you.