Groves 6 Piece Crochet Hook Set. This set includes 6 plastic handled aluminium hooks in sizes 2.5, 3.0, 3.5, 4.0, 4.5, 5.0mm (B-G). The hooks are colour coded for easy identification and to add fun to your craft time. Please note that due to monitor resolution, lighting, and photo processing, colours may not be represented with 100% accuracy.