Acoustic Treatment: Bass traps aim to absorb the low/mid frequencies sound wave, Use it together with our Sound Dampening Panels, they will work together to reduce undesirable sound waves, reverb, and flutter echoes. High-density: Our bass traps are made of high-density acoustic foam panels. These sound proof panels will effectively eliminate low-frequency sounds created by speakers when you are podcasting, practicing a musical instrument, or watching movies. They are excellent for recording studios, home theaters, vocal booths, control rooms, and offices. Easy to Install: These corner acoustic bass traps can be installed easily! Simply attach spray adhesive or 3M double-sided tape (not included) to the back of each acoustic foam panel and adhere at the desired position. Eco-friendly & Fireproof: All of our bass traps and other acoustic foam products are made from polyurethane, fire-retardant and eco-friendly. It is safe to use these sound proof