Art Supplies
EQ Acoustics Spectrum 2 L10 Tile Cream
EQ Acoustics Spectrum 2 L10 Tile Cream, Acoustic Absorber, Material of the absorber's core: 100% polyester with textile cover, Very robust, Non-allergenic, does not contain irritants, Odour-free, Good efficiency in the medium and high frequency...
https://www.bizrate.co.uk/artsupplies/eq-acoustics-spectrum-2-l10-oid13548820437.html