The Alesis kits with mylar drum head are great, but can be even better. By changing your head to mesh heads your Alesis drum kit (DM5, DM8, DM10) wil improve substantially...
Mesh heads are made out of a single or dual mesh layers. The big advantage of a dual layer mesh head is a better feel an they are stronger. Single layer mesh heads ar cheaper...
Convert your Alesis mylar drum kit to a mesh head kit