Medela cup Pads Our washable pads bowls are in anti-microbial special material that reduces the risk of the formation of bad odors and bacteria. The nursing pads are sewn with an ultrasound technique, here it is because breast milk can not escape through the seams. The material is thin and breathable and this ensures maximum comfort. The nursing pads can be washed at a temperature comprised between 40 ° and 60 ° C.