Comfortable stretch cotton that doesnt constrict your bump perfect during pregnancy maternity briefs in hygienic and natural stretch fabric low cut waist to wear under the bump what you need to know order the same size you were before your pregnancy our colline maternity underwear takes your new shape into account practical sold in packs of 4 2 white 1 grey marl 1 black team with the matching bra pack 93 cotton 7 elastane with cotton lined gusset