Neoprene on the other hand is soft against your skin which is why it is used in knee braces and back braces. Neoprene also is thicker and handles the weight of a gun very well. It provides more comfort and support resulting in a better product.
Standard holsters require you to wear a belt which greatly reduces your choice of wardrobe.
With the belly band holster you can wear sweat pants, gym shorts, loose fit jeans, under a dress, skirt, yoga pants, etc.