How to Make a Bun

A: A bun is actually really simple to create, and with a little practice you'll be able to put one together in just a few minutes.
The easiest method is to pull the hair back into a ponytail at the crown area and secure it there with a tight elastic holder. Make sure the ponytail is smooth and snug, as this serves as the foundation and will help the bun stay in place throughout dance class. To give her fine, straight hair more grip and prevent slipping, try applying a little styling mousse or texturizing spray to the ponytail before you start shaping the bun.
How to Form the Bun
To form the bun, you have a few options:1. The Classic Twist: Gently twist the ponytail and wrap it flat around the base of the elastic.
2. The Braid: Braid the ponytail first, then wrap it around the base. A braided bun holds together incredibly well and gives a very polished, secure appearance.
3. The Double Twist: Divide the ponytail into two sections, twist each section separately, and then wrap them around one another before pinning.

Pins to Use for the Bun
Because your daughter's hair is thin, fine, and straight, using the right tools is key to making sure it doesn't slip during jumps and turns. Instead of just standard bobby pins, you will want a mix of two pins:1.Hair Pins (U-shaped, open pins): Use these to anchor the bun. As you wrap the hair, insert the open U-pin outward through the edge of the bun, catch a bit of the scalp hair underneath, and flip the pin inward toward the center of the elastic to lock it in place.
2.Bobby Pins (closed, rigid pins): Use these to pin down any short layers, flyaways, or loose pieces flat against her head.

For fine hair, a vital pro-tip is to use a fine mesh hair net that matches her hair color. Once you have wrapped the hair into the bun shape, wrap the hair net over it (twisting and doubling it over if necessary) to trap any loose, slippery strands.
Then, secure the whole structure with your U-pins. If any pins still feel loose, you can cross two bobby pins in an "X" shape for extra security, or spray the pins lightly with hairspray before inserting them.
If your daughter has layers or shorter pieces around her face, a light application of hair gel or pomade will easily smooth those flyaways into the style. You can also look for foam-wrapped wire hair accessories designed to roll the hair up, though a traditional pinned bun with a hair net usually offers the most security for intense dance classes.
Finally, I highly recommend that you speak to your child's dance teacher to make certain they don't want a specific bun style. They may prefer a precise position on the head (such as high on the crown, centered at the back, or low at the nape of the neck), and some dance schools have strict rules regarding hair net visibility, matching hair accessories to the child's hair color, or banning decorative clips and bows during class or performances.
©Hairfinder.com
See also:
How to make a bun with a hair donut
How to create a braided bun
How do you put your hair up in a messy bun?