![](http://www.alamy.com/thumbs/6/CC812C4F-2413-45CE-BAB9-E1CE2D2F3829/2HH83JY.jpg)
Pyramids of soundproof foam rubber, close-up. Sound-scattering material.
Size: 5184px × 3888px
Photo credit: © Alex Konon / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: absorber, absorption, acoustic, audio, background, close, close-, closeup, dark, detail, diffusion, equipment, foam, form, gray, grey, insulation, macro, material, noise, pattern, protection, pyramids, rubber, shape, sound, sound-absorbing, soundproof, sponge, surface, texture, view