Dunlop Manufacturing Inc, better known as Jim Dunlop is a well known and respected maker of accessories for music instruments. The most famous product is the Dunlop CryBaby, further popular guitar products include slides, capos, and plectrums. Dunlop Manufacturing, Inc has in the past acquired companies such as Dallas-Arbiter and MXR. The company’s headquarters are in Benicia, California. Dunlop users included and include: Zakk Wylde, Slash, Nickelback, Avril Lavigne, Deftones, Metallica, Linkin Park, Ozzy Osbourne, The Ataris, Hoobastank, Godsmack, Blink 182, Sum 41, Velvet Revolver, Eric Clapton, Buddy Guy, David Gilmour and Jimi Hendrix.