SPECIFICATIONSBrand Name: TOUOCertification: CEChoice: yesDensity: 12 kg/m³ 20 kg/m³Features: Acoustic FoamFeatures 1: Acoustic SpongeFeatures 10: Soundproof Sponge Wall PanelsFeatures 2: Studio Acoustic FoamFeatures 3: Acoustic insulationFeatures 4: Soundproof FoamFeatures 5: Sound absorbing materialFeatures 6: Acoustic TreatmentFeatures 7: Soundproofing FoamFeatures 8: Wall SoundproofingFeatures 9: Sound Proof Wall PanelsHigh-concerned chemical: Urethane (Ethyl carbamate)Material: PolyurethaneModel Number: Triangular groove Acoustic Foam PanelsOrigin: Mainland ChinaSize: 30x30x2.5/5/7.5cm/12"x12"x1/2/3"Type: Sealing Stripsis_customized: Yessemi_Choice: yes🎼Let Everyone Enjoy A Life Without Noise🎧✉product name✉Triangular groove Acoustic Foam Panels🌱product material🌱Acoustic Foam Made Of 100% Polyurethane(Made of E1 level eco-friendly material)🖌Colour🎨Black/Grey/Red/Blue/Purple/Yellow/Green/White(The White Foam is very, very easy to oxidize, and it will oxidize and turn yellow within 3-7 days after unpacking)Quantity of sets sold📦Sold by 6/12/24/48 Pcs/Pack（Free double-sided tape is provided for easy installation and you can also install it using your favorite method.❤）Acoustic Foam Made Of 100% PolyurethanePackage specifications📏30x30x2.5/5/7.5cm/12"x12"x1/2/3"🎶Thoughtful 3D acoustic design🎧Our 2-inch acoustic wall panels are suitable for helping Provides modest sound control for wall, door or ceiling.Great for individuals to reduce and absorb unwanted echo,Wave, reverb and flutter echo to improve sound quality🔔About this product🔔Environmental Protection🍃 Sound Absorption🎶 Flame Retardant🔥No Odor, No Toxicity, No Formaldehyde(Safe and non-toxic suitable for children👶 and pets🐶)Reusable, Washable, Non-deformed, Non-shrinkingHigh Density Containing Flame-retardant MaterialsNote: Acoustic foam is an aid to improving sound (For example, make some YouTube, Facebook videos or record a podcast, recording studio, recording studio)🎗Seller Suggestion🎗Medium density - lightly sound absorbent (recommended for home, decorative use)not contain flame retardant components, can not be used as fire retardant materials!High density - contains flame retardant,50 pounds per cubic yard, NRC 0.92,has passed SGS environmental testing(Enhanced High Sound Absorption）🧸Widely Used🧸Great For Processing Sound On The Walls Of A Studio Or Office.For Recording Studios, Control Rooms, Home Studios, Home Entertainment Centers,Home Offices TV Background Wall, Bedroom, Living Room, Baby Room, Professional Studio,Rehearsal Room, Concert Hall, Podcast, Church, Home Theater, Vocal Room, Home Studio, Office, Kennel, Etc...Easy To Shape And Cut To Size, Changing Them Will Not Affect Performance. Or Use It On The Ceiling, Door, Or Under The Rug.💡How to quickly return to normal size💡Our foam boards are packed using vacuum compression technologyThe following methods👇◼After receiving, open the vacuum packaging and place the sound-absorbing panels in a ventilated place for about 24-48 hours.◼Another method is to soak the soundproof foam in water so that each sponge absorbs the water.Then twist the sound-absorbing panel out of the water and blow dry with air or use a hair dryer.◼Put them in a sunny and ventilated place to let the sponge absorb heat☀(All the above methods are applicable)💗Purchase Notes💕We are a factory specializing in sound insulation decorationWe have a professional team to serve customers. If necessary, we can design decoration drawings to better solve your acoustic problems.You can contact us to customize soundproof foam boardsNoticeBecause there is no guarantee that the colors will be 100% similar during production (actually there will be no big color difference, only slight), if you mind, please buy carefully.