Luckvan Memory Foam Eartips for Sony WF-1000XM4 Earbuds Tips Replacement Sony Earbuds Foam Tips Sony WF WI XBA Series WF-SP900 WF-XB700 WI-1000X Fit Charging Case 4 Pairs LM Black

Package: 4 Pairs (LM) memory foam eartips fit Sony earbuds. (2 pairs large size + 2 pairs medium size ) Don't like to use silicone eartips? Silicone pain? You can choose the memory foam ear tips specially designed for Sony WF-1000XM4. (Compatible with Sony WF WI XBA MDR in-ear series) Tip: The foam tips with high-quality polyurethane foam new type materials. Compared to other ordinary foam, this memory foam advantages: ?90s ~ 120s slow rebound. Fully rebound may need to wait 2-3 minutes. ?Anti-slip, prevent earbuds fall off ?Very soft and comfortable, suitable for 24 hours wearing. ?Good seal, improve sound quality. ?Match the sony WF series wireless earbuds charging case, don't need to remove it. ?Our brand “Luckvan” -We have our own factory and design team. -Professional design and production earbuds accessories.