Outer Shell: 600 denier Polyurethane backed Polyester. Oversized outside size zip closed pocket for cables and accessories. Middle layer: high density, impact resistant, closed cell foam Inner liner: military grade flight satin with headstock protector. The bags will accommodate most solid body single or double cut-a-way electric guitars made by, but not limited to, Fender, Gibson, Epiphone, Yamaha, Washburn, ESP, Danelectro, G&L;, Ibanez. The bags will not accommodate full body 3/4 acoustic folk or classical guitars, bass guitars and full body electric jazz style guitars. 16.5" x 1" x 41".