VEVOR 2 Pack Sound Dampening Blankets, 2438 x 2032 mm, Extra Large Soundproof Blanket with Grommets, Studio Grommeted Blanket with Cotton Filling, for Window, Door, Light Blocker, Music RecordingProduct Features Sound Absorption & Noise Reduction Made with a polyester woven surface and recycled cotton filling, this 3 layer physical barrier effectively absorbs indoor echoes, reduces sound reflections, and blocks part of the external noise Effective Light Blocking The thick, dense material and dark color effectively block light, creating a dim environment and avoiding glare. Ideal for home theaters, conference room projections, tents, or