Webetop 12 Pack Acoustic Foam Panels, 2" X 12" X 3D Beveled Square Purple Description Features: [Fire Retardant & Eco-Friendly]The soundproof foam is fire retardant, stop fire from spreading and reduce intensity. The material used in making them is formaldehyde-free, which makes it non-toxic. It's also durable and is designed to last for a long time[Expands Quickly]Our sound absorbing panels come compressed in a vacuum package and quickly recover to normal size, soaking the foam in water for 3 minutes then wringing the water out and using a hair dryer or letting it air/sun dry for 24 hours[Adhesive Tapes] 64 Pieces Adhesive Tapes-8*8 pack. NOTE Please PRESS Tapes by Hands, so that it can embed in foam!!![Widely Use]Great for spot treating sound on walls in your studio or home entertainment theaters,recording studios, podcasting, vocal booths. Easy to shape and cut to size, altering won’t affect performance. Product Details: Handling We will ship all orders within 3 business day of payment. Delivery We Do Not Ship Outside of the Continental US. Return Policy All items qualify for returns within 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged. Feedback We take our reputation seriously, we buy and sell online, so we understand the value of trust. If you are unsatisfied with your order, please contact us and we will work with you to resolve it to your satisfaction.