TC Classic 450, mains lead, speaker leads, guitar cable, all fit in a lap-top bag (£10 from Family Bargains). That's fine for rehearsals and jams, but on a gig (bass or guitar) I always take one of those silver tool cases with all the other essentials: mics, mic leads, different length jack leads, kettle leads, 6-way mains extension lead, spare valves, fuses, capo, picks, ear plugs, circuit breaker, ring main tester, head-worn torch (for pitch dark pack-ups in marquees), multi-tool, set lists, business cards....