The fact that the world is moving at breakneck speed is probably no surprise to anyone these days. Technological innovations enter the market so quickly that we often can't keep up with browsing through the magazines. Chapeau bas for the sellers of all kinds of equipment, who perfectly match the product to the customer. That's right. But what about more mundane and everyday choices? Such as menstruation. Every premenopausal woman faces the following problem every month: what to choose this time - a tampon or a sanitary pad?