Reveal all kinds of condoms, female condoms are becoming more and more popular.

Male condoms can only be put on the penis when the penis is erect. After ejaculation, pay attention to pull out the penis before it softens completely best dildo , so as not to let semen flow into the female body, resulting in contraceptive failure.
ISO 4074 is the international standard for men's latex condoms.
Condom type
Condoms sold in China can be divided into four types according to their diameter, namely large (35mm in diameter), medium (33mm in diameter), small (31mm in diameter) and extra small (29mm in diameter). The medium size is more commonly used.
Condom thickness
With the improvement of rubber quality and production technology, the thickness of condoms is getting thinner, while its elasticity and strength are increasing. According to the thickness, condoms can be divided into local thickening type (thickness: type A: 0.36mm; type B: 0.28mm; type C: 0.20mm; type D: 0.12mm), ordinary type (thickness 0.04mm-0.06mm), ultra-thin type (thickness 0.03mm) and thin type (thickness between the former two). Ultra-thin type is the advanced transparent condom commonly used in China.
Condoms come in a variety of appearances.
①, ordinary type, for latex rubber cover, its top has a small capsule for essence storage big black ass , the body is smooth.
There are 1 to 4 narrow segments in the body of ②, heterotype and sleeve.
③, corrugated, the body is made of multi-layer ripples or flowers.
④, granular type, latex particles are uniformly attached to the surface of the sleeve. five. Local thickening of large granules, local thickening in glans, coronal sulcus and dorsal frenulum anal vibrator , and addition of large smooth particles in the outer wall of coronal sulcus. In the production process, spices can be mixed to give off a light fragrance of flowers; if mixed with anti-inflammatory drugs or sexual excitement retarders, it can play the purpose of anti-inflammation and delaying sexual intercourse.
Users can choose condoms of different models and appearance according to the specific conditions of themselves and their sexual partners, which can not only improve the quality of sexual life, but also ensure the effect of contraception.
When it comes to condoms, the first thing that comes to mind is the male condom that men use, but now there is a kind of female condom that has come into everyone's life aboveboard, and the advantage is more obvious. The main reason why female condoms have such a great advantage is that they are more effective in contraception, so we can feel more at ease about the results.
Reveal the growing popularity of female condoms
Now female condoms have also come into our lives. Female condoms are made of transparent polyurethane plastic nice ass , soft and tough, with a plastic ring at each end, which is used to help insert and secure the condom to the cervix. The ring at the opening end is larger and unfolds outside the vulva. It covers both the entrance of the female vagina and the base of the male penis.
Female condom is a soft, transparent, strong and wear-resistant sheath made of special polyurethane materials. it is about 17cm in length, 0.42mm in thickness and 7.8cm in diameter. It can effectively prevent the spread of sexually transmitted diseases (including AIDS) while contraception.
Usage: when used, it will always be placed outside the vaginal orifice to block the direct contact between the root of the male penis and the female vulva, which is more effective than male condoms to prevent the spread of bacteria. Based on the above advantages, condoms broke the male "patent". A few days ago, female safety condoms designed and produced for women officially appeared in Chengdu. It is said that the condom fills the gap in the domestic market in this field and has successfully passed the acceptance of the Ministry of Health and provincial experts.
Characteristics of female condoms
The shape of this condom is similar to that of a male condom, but it is larger than a male condom, and a sponge foam swings around in a hemispherical film, which is somewhat mysterious. Do not underestimate this sponge foam, it has the advantages of support, expansion, easy to put in, and is designed for the characteristics of female genitals.
Experts say female condoms also have a big advantage, replacing the inner ring of traditional female condoms with hemispherical sponge foam, concentrating all the advantages of barrier contraception. It also aims at the characteristics of female genitalia and has the advantages of non-drug, non-systemic and non-invasive. Women can use it to achieve self-protection, which can effectively improve the protection rate of husband and wife life and prevent sexually transmitted diseases such as AIDS.
Many people do not know about female condoms, I believe you have realized this, if you are not satisfied with the current methods of contraception, you can use the above.
Take stock of other types of condoms
Oral sex condom
It is usually used for oral sex on the male penis. The material is thin and the surface is smooth. At the same time, add a variety of aromas to increase the taste, usually there will be a lot of fruit flavor. This makes it easier for women to accept. Avoid being disgusted by the smell of the penis.
Anal condom
The material of anal sex condom is thickened, and its tensile force is more than 150% of that of conventional condom. To avoid rupture during anal intercourse.
Female invisible condom
Spray foam into the vagina to form a physical barrier, but it is not too safe.
Invisible condom
Nano-silver invisible condom is a brand-new contraceptive product. This foam contraceptive method has been popular in the United States since 2004. It can not only kill sperm and many viruses, but also can not feel its existence at all. It is vividly called "invisible condom". Tested by the State Family Planning Commission and other authoritative agencies, it can make the sperm mortality rate reach 100% within 1 minute when diluted 6 times and 30 times.
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