Mini grips are made by The Pencil Grip, Inc., the leader in ergonomic writing aids. These mini grips compare to the stetro grip and are designed for both righties and lefties. The mini grip is a great affordable ergonomic writing aid. Material(s): Custom Blended Polymer; Color(s): Assorted; Length: 0.8"; Color Assortment: Blue; Green; Lavender; Magenta; Orange; Red; Yellow.