BuDLoKs Eartips (old version, replaced by BudLoks Earphone Sport Grips) Comes with 3 sizes for a near-custom fit. Easy to use. Replaces the stock, in-ear budtips produced by other manufacturers. Soft silicone wing gently locks into the bowl of the wearer's ear. Comfortably locks earbuds in place during general activity or vigorous exercise.