How do I solve 13 across in Times Cryptic 29574?

Question

Accepted Answer

13 across reads "Plain green tracker jackets sold directly" (4-3-7 letters); the answer is OVER-THE-COUNTER. It's a charade: the answer breaks into parts in clue order, each part clued by a word or short phrase. No indicators needed; watch for standard abbreviations (RA = artist, US = American, IN = at home) and short synonyms. The full step-by-step breakdown is on this page.

Plain green tracker jackets sold directly (4-3-7)

13A — Plain green tracker jackets sold directly (4-3-7) — OVER-THE-COUNTER