Shai Hulud is a five-piece metalcore band formed in Pompano Beach, Florida. The name comes from the giant sandworms in Frank Herbert's Dune. Originally hailing from Pompano Beach, Florida, the band later moved up to Poughkeepsie, NY. The two mainstay members of Shai Hulud are considered to be Matt Fox (guitar), who writes most of the band's musical and lyrical output, and Matt Fletcher (originally guitar, but then moved on to bass), who assists in writing.