This oversize t-shirt is entirely made of cotton. Thanks to the zippers on both chest lines, It makes you ready to nurse in seconds with one single simple move. Yet it can easily be worn during pregnancy and also beyond. It distinguishes itself not only by its breathable and baby friendly texture but also by its stylish look. , This twin set consists of one black and one white Zip up T-shirts so that you can still enjoy its comfort while the other one is being washed!