This listing is for the 0 to 3 Month size, if you'd like this set in a larger size they can be found here:
3-6 Months: http://www.etsy.com/listing/98079759/on-sale-mermaid-tail-cocoon-mermaid
6-9 Months: http://www.etsy.com/listing/75874969/on-sale-mermaid-tail-cocoon-mermaid-set
If you're interested in the Starfish Headband only you can find it in this listing:
Care: Handwash, roll in a towel to remove excess water and lay flat to dry.
This set is made to order and current turnaround time is 10-12 business days.
Image credit: Barefoot Photography by Tina Doane and Deborah Kocan Photography
You can find this pattern and other wonderful patterns at Crochet My Love http://www.etsy.com/people/CrochetMyLove