Hi everyone, they make now a type of ventilated knickers, which is fitted with a mesh patch thru which body vapors are able to pass unhindered, there were doubts about the validity, could a blade enter the region, it is a new trend of the equipment manufacturers, Therev is a comfortable in that no cramping build up of bowel gasses in the lower end of the knickers and a . but you now definitely need a ventilated fencing hall, and open the windows, a real no-no in the England way of living. No it has been accepted, and it prevents a buildup of gas and fumes within the clothing of the fencer at the end of the day, or at any time of the day. Still - what will they thinker of next. ?.