BLLQ Memory Foam Ear Tips are designed for Sony WF-1000xm5, WF-1000xm4, and WF-C700n earbuds, offering superior noise cancellation and a snug fit. Made of high-quality memory foam, these tips adapt to ear shape, reducing discomfort during long use. They fit perfectly into the charging case, eliminating the need to remove before charging, ensuring seamless convenience. The slow rebound sponge foam provides long-lasting comfort and improved sound quality, with anti-slip features for stability. Each package includes 6 pairs (S/M/L), with two pairs per size, and a compact storage case for portability. Imported from USA, these foam tips are factory-sealed, ensuring authenticity and durability, with delivery in 11-13 days.