What are some things that are the absolute stand out leaders in their fields? Things that are so much better than everything else than their competitors are irrelevant.
Could be anything.
Off the top of my I can only really think of Lionel Messi that would be classed pretty undisputedly as the stand out in his area of expertise.
Maybe iPads for tablet computers 
Also turtleneck boy for Irish politics experts.
Boost
Fairy liquid
Second best Pulp album tbh tbf…
Probably just ‘Japan’ or the Japanese option for most things huh
Oral
Viakal
Coca-Cola
I mean there’s all different variations of cola for different times, different needs, different dietary requirements. But no straight cola beats Coca-Cola. None.
It truly is The Real Thing.
Regina Blitz
Stabilo Boss
WD-40
(Also surely Messi is highly disputed as regards being a class apart)
Post Its
Sellotape.
Dyson hoovers
Durex
Balonz
Oh yeah…I wish everyone would stop the silly joke about that Leeds guy