By age

Young woman: the main emphasis on whether to see underwear really "body" to help.

Pregnant young woman: should wear broadband loose bra.

One month after childbirth maternal: should wear a vest bra.

Children after the full moon, it should be changed to broadband back bra, should pay attention to whether the postnatal body changes have a modified function;

Middle-aged women: due to the relationship between age, health should be the first place, pay attention to underwear in the "repair" at the same time, but also consider whether the real health help.

Choose by chest type

1, disc type: breast uplift is not high, but the bottom is not small, Oriental women are more like this. Suggestion: choose 1/2 cup or a bra with bra, increase the chest fullness.

2, cone type: breast uplift is high, the bottom is not small, but the whole tall and straight, was conical. Recommendation: choose 3/4 cup bra, can effectively set off the breast.

3, hemisphere type: breast uplift larger, full, is the ideal breast. Recommendation: Select the full cup.

4, spinning cone type: breast uplift is high, the bottom is not big, breast forward and slightly drape, like a spindle. Recommendation: Choose 3/4 cups or full cups.

5, drooping type 1: breast uplift but drooping, the lower part of the chest hit. Recommendation: Choose 3/4 cups, wider shoulder strap design.

6, drooping type 2: nipple pointing to the ground, so that was sagging hanging. Recommendation: Choose the center of the narrow bra.

7, outside the expansion: the two peaks to both sides of the expansion, not concentrated. Recommendation: Select the center of the bra, such as 5/8 three-dimensional cup.

Choose by season

Summer: sweating more, should wear cotton, bleached cloth or pop silk fabric bra.

Spring and Autumn season: can wear polyester fabric bra.

Winter: should wear a thick or lined with a sponge bra. If the breast is not full, or about the size of the breast is not symmetrical, can be selected with a sponge trim with bra.

Choose by material

Choose underwear is best natural fiber products. Which is more suitable for cotton products. Its hygroscopicity and warmth are good and the price is moderate.

Synthetic fiber products such as nylon underwear, polyester shirt and so their poor hygroscopicity is not conducive to the absorption and dissipation of human sweat, it is difficult to adjust the skin and underwear between the micro-climate environment, so close to wear often feel hot. It is noteworthy that synthetic fiber underwear can cause skin damage, the harm of nylon from the residual monomer caprolactam, it can cause dry skin, rough, thickening, and even crack, dermatitis and so on. In addition it is antigenic to the skin, causing allergic reactions.

Chemical fiber underwear adverse reactions

According to a Japanese urologist, Japan has increased the number of women who are suffering from bladder, mainly wearing chemical fiber underwear reasons. While the wool underwear on the skin damage and the same as the fat, accounting for 17%. So although the high price of wool, warmth is good, but not the ideal material underwear. In the natural fiber underwear, cotton products damage the skin only 2%, known as "the second person's skin," the best silk, the skin damage is almost zero.

Select by color

The color of underwear with the choice of each person's favorite. But some dyes are carcinogenic. Dye through the sweat can absorb the human skin, dark underwear on the dye, if the fastness of the dye is not good, the skin to absorb more, the greater the harm.

Dermatologists also believe that some skin diseases are likely due to dyes falling off or intermediates and other impurities caused.

So choose the best underwear is light or light color. Try not to buy deep red, purple, navy, brown, dark green and black.

If you are particularly preferred for these colors, be sure to wash the lottery, do not be lazy. White underwear is not very safe, this product is often coupled with a fluorescent addition of fluorescent whitening agent is also a carcinogen, with the discharge of water pollution.