All charts on photos are examples only not to scale with pattern
Sizes:
Adjustable- you can make any size as long as you know some measurements.
Size for one shown in photo is approximately a 38A it is stretchy so it could fit a slightly larger size.

Yarn Suggestions: use a stretchy yarn
Alize Diva Stretch(search on Etsy)
Himalaya Celinda Stretch (search on Etsy)
Himalaya Bikini (search on Etsy)
Aruba by World of Yarn (hobbii.com) Superfine 1 yarn used in this pattern (I believe this is discontinued as of the release of this pattern. Himalaya bikini is a great alternative):
You will need Approximately 2 balls or 100g/4oz/ 360 yds of yarn
Cascade Yarns Fixation (yarn.com)
you may need more or less yarn depending on the size and the yarn you use
Optional:
Swimsuit lining
Thread
Hand Needle
or
Sewing machine with a walking-foot

Crochet Hook:
Depending on the yarn you choose the hook size will vary for the yarn that is used.
Throughout this pattern the hook used is
Susan bates steel crochet hook size US 0/ 2.55mm

Techniques used:
Join two pieces together with Sc
Ch: Chain
t-ch: turning chain
Sc: single crochet
Sc3tog: single crochet 3 together
Flsc: front loop single crochet
Hdc: half double crochet
FlHdc: front loop half double crochet
BlHdc: back loop half double crochet