Osilly 4 Pcs 6.5" Foam Speaker Enhancer, Car Door Foam Speaker Rings Blocker, Self Adhesive Soundproof Sponge Kit, Bass Blocker Pad with High Rebound for Stereo Audio Speaker

Specifications: Material: EDPM Color: Black Size: Outer Diameter: 19.5cm/7.67inch; Inner Diameter: 14.5cm/5.7inch; Height: 2.5cm/0.98inch. Weight: 56.1g/Pc Package Includes: 4 * Foam Speaker Enhancer Compatibility: Universal Fitment Features: High Quality: Our speaker fast ring made of ENA sponge with high resilience, can not deformation when squeezed. Waterproof: Ordinary sponges absorb water in rainy days or washing your car, resulting in poor sound quality, damp and moldy. Our fast ring eliminates such problems for you. Self Adhesive: The back of our fast ring comes with 3M glue, which is convenient to use. Please confirm the installation position before installation to avoid multiple tearing that affects the paste effect.

• 【High-Grade Material】: Our foam speaker enhancer is made of high purity EPDM, which can make sure the product is soft and elastic. Make it weather-resistant and stable, not affected by high or low temperature, and its 3M adhesive has long-lasting adhesion, high and low temperature resistance, strong chemical resistance, not easy to fall off.
• 【Perfect Performance】: The foam speaker enhancer kit prevent the sound quality from spreading, absorbs the echo from the car door, enhances the sound effect of the horn, and strengthens the sound effect. It can effectively prevent noise transmission, and the perforation design can effectively discharge the infiltrated water to ensure better sound quality.
• 【Easy to Use】: Our car speaker foam rings are open cell foam. They are made of imported material double-sided adhesive, very easy to paste. Simple installation and use. Just peel off the 3M adhesive film, and stick it on your stereo audio speaker. Unique adhesive, strong adhesion.
• 【Extensive Application】: Foam speaker rings are perfect for the universal 6.5" speakers which are suitable for most automotive stereo audio speakers.
• 【Buy with Confidence】: The product has passed the GB8410 flame retardant test, and the design of full-open cell foam can effectively drain the water, inhibit the bad situation of winter icing and summer corrosion, and ensure that the product is long-lasting and durable.