The roller covers (roller not included) are made from a durable 4-way stretch nylon/polyester/lycra material and is soft next to the skin for comfort. They have a smooth finish and can be wiped down as often as desired in-between washings. These covers are essential for keeping the rollers from crumbling.

The regular size fits: The Bicep/Tricep, Leg Extension & Pec Dec machines.

Each machine uses 4 regular roller covers. This set of 1 dozen (12) will cover all three machines rollers.