This breast pad is using the non-toxic material so that user can use it safely. This pad is built with anti-slide that it would not slide down no matter at what condition. 3D design of this pad can safely protect the breast and ensure it is always comfortable when using it. The macromolecule of this product enable the product to absorb water quickly and not easy to leak when using it. This product is also built with single pack so that it is easy to carry when hanging out.