Sound Way 6.5″ inch Speaker Foam Rings High-Rebound Polyurethane Bass Blocker Kit, Self-Adhesive Car Door Baffles Enhancer (4 Pack)

Universal Fit: This 6.5 speaker rings is compatible with 6", 6.5", 6.75", and 7" speakers. Each foam ring measures 7.56" (outer diameter), 5.6" (inner diameter), and 0.98" in height Enhanced Sound Quality: Designed to prevent sound diffusion and absorb echoes from the car door. Delivers clearer, deeper bass blockers for 6.5 speakers and better overall audio performance High-Quality Memory Foam: This car speaker foam tape is durable, high-rebound polyurethane foam. Waterproof, crush-resistant, and built to withstand high and low temperatures Self-Adhesive Backing: This ring speaker has strong adhesive backing ensures easy installation and long-lasting attachment without slipping or dropping Improves Speaker Efficiency: This 6.5 speaker foam ring acts as a bass blocker and sound enhancer, allowing your car speakers to deliver focused sound without interference or echo distortion