Las mejores almohadillas & nbsp;use pressed industrial felt with high wool content. However, those are very expensive. Next best pads use needled felt. & nbsp;Needled felt and polyester wadding are okay, & nbsp;The next best use polyester wadding and the lowest quality pads use foam, & nbsp;pero las almohadillas de espuma no valen la pena. La gente los tira a la basura sin usarlos.
