This iSINE accessory kit comes with replacement accessories for iSINE LX, 10, 20, LCD-i3 and LCD-i4 headphones. Kit Includes 4 Pairs – Curved Earhooks (2 medium, 2 large) 2 Pairs – Earfins 3 Pairs – Smooth Eartips (small, medium, large) 3 Pairs – Spiral Grooved Eartips (small, medium, large) 1 – Cleaning tool