Features: Shape: The turriform shape on the panel looks beautiful and the sound insulation effect is better. Suitable: For professional voice control, sound damping, acoustic processing, noise reduction-reduce waves, reverberation and floating in small and medium-sized rooms. Wide Application: Suitable for sound processing and decoration on ceilings and walls. It is very suitable for KTV, studio, game room, home theater, home studio, office, vocal booth, etc. Easy Use: Easy to shape and to size, changes will not affect performance. The foam tiles can be perfectly aligned and fixed with spray adhesive or double-sided tape (not included). Package: Each pack of 12 pieces of red and black acoustic panels, each with a size of 30 x 30 x 5cm/11.8 x 11.8 x 1.97inch Specification Material: Polyurethane Color: Red+black Size(L x W x H): About 30 x 30 x 5cm/11.8 x 11.8 x 1.97inch Package included: 12pcs x acoustic foam board(6pcs red, 6pcs black)