LL-92525-LCLow Lint Knitted Lambswool 5.25" x 7/8" Premium low lint pads are a knitted prewashed lambswool paired with a foam interface for maximum comfort, performance, and overall user feel/experience. Significant testing went into the design to determine the best weight & wool pile height to maximize this pad for peak performance on any type of machine. Features: Low Lint Prewashed Knitted Lambswool 1/2” Wool 3/8” Foam with Interface