Ultimate Ears Super.fi Earphones can be used with either foam sleeves single flange silicone tips (available in 3 sizes) or dual flange silicone tips. For the dual flange tips and the foam sleeves one size fits all.Dual flange silicone tips are grey cushioned lightweight sleeves that are flexible for optimum fit and comfort. They are shaped to allow easy insertion into the ear canal. Re-usable and easily cleanable using propietary earpiece products. Available in packs of 10.

storageCapacity: 1 Year Warranty