Clayton Infinity Guitar Pick Standard .50MM 1 Dozen A pick for infinite control! The Clayton Infinity Pick is made with Acetal/Polymer, a unique material that produces clean overtones, fast release, and has a nonslip surface for sweat-soaked excursions The Clayton Infinity Pick is made with Acetal/Polymer, a unique material that produces clean overtones, fast release, and has a nonslip surface for sweat-soaked excursions