It is advisable to place the pheromones in areas where you normally apply your perfume, as the wrists, behind the ears, chest and neck. If the elbows and knees are exposed, are also great places. Many women have had luck with the thighs and ankles. Effective places that have been reported are the armpits, pubic, and hair. Often, aerosols, which are odorless, can be placed on collars and cuffs to last for a while. Be careful to spray too much, as it may stain some materials.Pheromones can be placed on clothing or skin, and in both cases work the same. However, bacteria, body heat, sweat and skin will decrease the effectiveness of spraying, but cause a more rapid effect. By using toilets products as The Edge, they will stay on clothing for a long time, and usually have to be washed several times to be eliminated entirely. Be careful when applied to delicate fabrics.Although pheromones that last longer during the colonies, when put into the body, much of it is sweat away through the body's own chemistry after 4-6 hours. However, the actual time it takes to reduce heat is based on the body of the person, how much sweat, and its own chemistry. If you put it in the wrists in winter, can last much longer, and could last days or weeks on clothes. You can apply the border to clothing and will last until you wash, or week.