Taylor Premium Ivoroid Guitar Picks are made from a custom blend of highly detailed premium celluloid precisely cured to resemble grained ivory. These picks are available in 351 shape and are precision-cut in .46mm, .71mm, .96mm and 1.21mm gauge sizes. These Taylor ivoroid guitar picks are the latest addition to the Taylor DarkTone™ Series, designed to produce a more midrange-focused tone with the classic feel of a premium celluloid pick.