From the manufacturer:
All the essentials you need to get started crocheting are here. Includes 5 Susan Bates Silvalume crochet hooks in sizes F5/3.75mm, G6/4mm, H8/5mm, I9/5.5mm and J10/6mm; afghan hook; 2 yarn needles; 5 yarn bobs; and Knit Chek. An instruction book with simple directions and clear diagrams make learning easy. The book contains more than 30 projects to make. Also includes left hand instructions.