School, the girls wear the hood did not?
Before the cloth around the girls always deliberately hump back, because the two raised her chest seems to make them feel that they are "alien", the same youthful physical development can be treated so! In general girls junior high school stage, the breast has a clear rise should wear the right bra, junior high school three years is the fastest stage of breast development, basically decided the size of the future cup, parents should usually pay attention to the child's nutritional status, And the size of the breast development, in time for her to replace the right size bra. The breakdown of age is roughly the following three stages: The first stage (9-12 years old) The second stage (12-15 years old) The third stage (15-18 years old) Twill Weave,Woven Fabric,Woven Cotton Fabric,Woven Polyester SHAOXING TUNING INTERNATIONAL TRADING CORP. , https://www.tuningtex.com
The characteristics of girls at this stage are: nipples and breasts just beginning to rise, touch a little hard solution, girls are generally shy and overwhelmed. At this time most of the mothers and girls, will not start to develop bras.
Such harm is:
1: newly developed breast account, itch, accidentally hit back to feel the pain.
2: love moving is a girl's nature, a lot of sweat can cause nipple infection, mastitis.
3: Girls at this stage are generally afraid of the coat penetrating point and humpback affect the development of bones.
This time the right choice is: wearing a comfortable fit soft and breathable cotton vest or back bra, it can reduce the friction between the breast and coat, and absorb the perspiration left in the breast, always keep the breast dry, and completely solve the coat Thin embarrassment.
Let girls relieve shyness, culture girls sitting correct walking posture, do not Hanxiong hump, head high, slowly forming wear underwear habits. 
Girls at this stage the developmental characteristics are: nipples and breasts gradually, obviously feeling the chest protrusion. At this time many girls began to use the bra. Some are bras as a fig leaf and chaos bras.
Such harm is:
1: tight through the non-elastic bra will cause Nipple retraction, adult breast function impact, it may be due to inferiority.
2: Through the big or not close to the bra will lead to excessive movement of the breast during shaking, loss of breast tissue.
The right choice at this time is: fit appropriate cut appropriate elastic cup fit lower chest comfortable soft breathable cotton have a certain bearing capacity and a cotton cup core bra. It can maximize the healthy growth of young girls in developing girls.
Underwear choice: on the bust - under the bust underwear style: underwear choice at this stage mainly vest or imitation bra chest vest circumference or A cup of bras. 
The development of girls during this stage are characterized by: continuous development of the breast gradually hemispherical, breast development tends to mature. This time the girl is no longer shy, can well accept the development of breasts and began the pursuit of curvaceous. Most of the girls at this time because of the beginning of the pursuit of curvilinear, the wrong choice of adult bras are not suitable for girls in development.
Such harm is:
1: At this stage the girl's chest is still in development and growth, wearing adult stereoscopic cups, hard rims, thick padded bra will result in not yet stereotyped breast fat Pavlova good developmental malformations, etc. impede the normal breast development.
The right choice at this time is: Appropriate to wear appropriate tail fit fit the chest, comfortable, soft and breathable and have a strong supporting force, and a cotton cup core bra. It maximizes the protection of the girl's developing breasts and does not hinder the continued growth of the breasts.