Adjectives;e.g.,
Eye color: brown, blue, green (HAVE)
Body shape: slim, medium/average build, heavy (BE)
Note, some consider thin and fat disparaging.
Height: short, average height, tall (BE)
Hair type: straight, wavy, curly; long, shoulder length, short (HAVE; BE)
Hair color: black, red, brown, dark ___, light___, blond(e), white, grey; bald
Grammar;e.g.,
HAVE: has/have (got) || hasn't/haven't (got) || Has/Have ... got ... ?
BE: is, are || isn't, aren't
DO: Do/Does ... have/has ... ? <American English>
Structure;e.g.,
Her hair is brown.
She has (got) brown hair.
Adjective Order;e.g.,
She's got long, curly, brown hair.
Her hair is long, curly and brown.
Activities;e.g.,
(1) The Spy: describe someone in the room, have your classmates guess who it is.
(2) Draw an alien, describe it to your partner and have her draw what she hears.
(3) Describe an animal, have your partner guess the animal
Hope that helps.