Soundproofing Convoluted Foam 1.5" x 18" x 24" Professional - "Egg Crate"
Specially designed, opened cell, in a convoluted "egg crate" pattern. Helps to reduce muddy bass and cleans up the midrange by absorbing internal standing waves. You will be amazed at what acoustic foam can do for your sound system. Also ideal for small recording rooms and studios. Sold individually in 24" x 18" pieces. Charcoal gray color.