Gray Agate Guitar Pick | Natural Gemstone | 3mm Heavy | One Limited Edition Unique Pick Per Order ONE GENUNE GEMSTONE PICK PER ORDER: 1 limited edition Gray Agate guitar pick per order. (Please note that Gray Agate has several different color combinations from grays to browns, to nearly clear or a mixture of any of these. See photos for examples.) HEAVY / THICK GAUGE: Size is approx 25mm width by 30mm length. Thickness is approx 3 mm. These are thicker picks than most traditional versions. LIMITED EDITION AND UNIQUE: Every Gray Agate pick has unique natural markings, so no two are the same. (Please see photos for different color possibilities of Gray Agate.) ONLY OFFERED BY ONE SELLER: Skull & Tones guitar picks are produced, manufactured and sold solely by Bearded Banana. HIGHLY COLLECTIBLE AND FUNCTIONAL: Collect all the different types and use them with acoustic and electric guitars to bring out a whole new array of tones and feel to your playing.