Height
Your character's specie description includes ranges for the average height of members of your specie. Height and stature may be important in some cultures, but mainly being in one or another extreme certainly puts an eye towards you.
Weight
Your character's specie description includes ranges for the average weight of members of your specie. Weight is usually tied to general health and athleticism. Like height, falling into one or the other extreme, usually brings attention in some way or another, and may even if you and the DM decides, put some health risks in your way.