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.