2PCS High-Density Foam Speaker Enhancer for 6" & 6.5" Car Speakers - Acoustic Insulation Ring & Soundproof Cotton Pad (Black) - Improve Audio Quality & Reduce Vibrations for Car Audio Systems & Home Theater Setups

Specification: Universal high rebound sponge bass blocking kit for door speaker foam ring (2 pieces) Car speaker foam quick loop and 6.5 speaker baffle. Each piece includes a ring and a baffle. Outer diameter: 7.68 inches. Inner diameter: 5.71 inches. Height: 0.98 inches. Our car loudspeaker foam ring prevents the sound quality from spreading, absorbs the door echo, enhances the loudspeaker sound effect, and enhances the sound effect. These car speaker baffles add insulation to the car speakers to help provide the best sound for your vehicle. When upgrading your speakers, taking the time to install these, as well as some soundproofing materials on the inner and outer door panels and the back of the door card, can truly have a profound improvement in the sound quality of any vehicle's door speakers.

Universal high rebound sponge bass blocking kit for 6.5" foam speaker booster, 2 self-adhesive speaker quick rings, and door speaker foam rings

Outer diameter 7.68 inches. Inner diameter 5.71 inches. Height 0.98 inches.

Product material foam, high resilience, durable, compression resistant, and waterproof.

Product function foam specially designed for door speakers is very suitable for preventing sound diffusion, absorbing door echo, enhancing speaker sound, and enhancing audio effect.

Durable compression resistance High density, high elasticity, car horn sponge has long-lasting compression resistance, and is not easily deformed after long-term use. The speaker of the product is designed with sound insulation and sealing, resulting in better sound quality.