General description These 12 Pack X-Lined Acoustic Panels are designed to enhance your space while providing soundproofing benefits. With a unique X-LINED groove design, these panels come in multiple colors, allowing you to creatively define your environment and improve acoustic performance. Technical specifications Dimensions: 12 x 12 x 0.4 in (30 x 30 x 1 cm) Material: 100% high-quality polyester fiber Flame retardant class: B1 Weight: Lightweight for easy mounting Measurement allowed error: +/- 1-3 cm Installation Self-adhesive backing for easy installation Simply tear off the top liner and stick the panels to the wall No need for extra double-sided tape or glue Usage Helps reduce unwanted reflected sounds in any room Effective in reducing background noise, echoes, and reverberation time Can be mounted on walls, doors, and ceilings Other information Color of adhesive is random Note: Light reflection and different displays may cause color variations