Ideal for heavy periods. Minky top is soft and provides some padding. Inside the pad are 4 layers of flannel. Backed with polyester fleece, which is waterproof yet breathable. No plastics used. Comes with washing instructions. One side of the pad is slightly wider - use that in either the front or the back depending on where you need the most coverage. These fabrics are easy care and won't stain! About 2.75" wide at the middle when snapped.