SF1 Black (5.8-6.5mm - See chart)

UPGRADE your headphones with slow rebound memory foam earphone tips and enjoy superior noise ISOLATION giving you a better listening experience.
1 YEAR SUPPLY – 20 replacement foam earbud tips in a biodegradable storage case. GUARANTEED to last you at least 1 YEAR, even if you use your earphones every day!
BETTER SOUND – Developed by music lovers for music lovers. Gives your headphone deeper bass, richer sound. HEAR MORE, even at lower volume. Experience your earphones like never before.