First of all: British underwear is simply underwear with special functions. It originated in Britain and was developed by many top local experts in science, medicine and new materials science. It lasted for many years and cost more than 10 million euros. After the verification of experimental reports of tens of thousands of clinical cases, it was finally introduced to the market.

Secondly: short stature, kidney deficiency, impotence, premature ejaculation, sexual dysfunction, low sexual desire, poor growth and development due to self-retardation, erectile weakness, weak ejaculation intensity, testicular swelling and pain caused by prostatic hyperplasia and hypertrophy, frequent urination, urgent urination, wet scrotum, backache, nocturnal emission, oligospermia and sexual fatigue, atrophy, low sexual desire and erectile difficulty caused by middle-aged atrophy, diabetes, cardiovascular and cerebrovascular diseases.

Finally: the effect of British trousers is amazing. Through its special materials and reasonable design structure, it can enhance blood circulation, promote fission and strengthen nutrition and metabolism. Generally speaking, if you wear 15 days, you will often have morning sickness. After one month, the penis can grow about 1 cm, which varies from person to person. But generally feel strong sexual desire, the duration will increase.