thePerfect Lip balm
Clarins Moisture Replenishing lip balm strikes the delicate balance between the moisture of a balm and the (subtle!) shine of a gloss.
It's neither sticky nor too slick, but it amps up a natural lip just enough. And you don't need to use your finger to apply.
Second-runner up: By Terry Baume de Rose. Same consistency and benefits, plus a touch of iridescence and minus a clean finger.