Shure PA910L Replacement Black Foam Sleeves (Large) (Discontinued by Manufacturer)
These replacement sleeves are for use with Shure SE Sound Isolating earphones--specifically models SE210, SE310, SE420, SE530, and SE530PTH.  The smooth and tapered foam design is easy to insert and fits comfortably in any ear.  Three different sizes ensure a cushy, custom fit.  This package includes 10 total sleeves.