Pentel Handy-line S Retractable Highlighter, Chisel Tip, Yellow Ink, 4 Pack  (SXS15BP4G)
The highlighter that is super compact, low odor and retractable.  Fine chisel tip produces vivid highlights.  Advanced seal technology prevents tip from drying out.  Pocket-safe clip self-retracts when clipped on.  Part of the Pentel Recycology line and made of made of 54% recycled plastic.  Refillable with SLR3 refills.