Raise the back of your tongue to touch the soft palate (velum). Stop the air, then release.

Americans pronounce keys as KEEZ (/kiz/). You'll hear it in sentences like "I'm looking for my car keys" or "Where did you put the car keys?" — more examples below.
Record yourself saying "keys" and play it back. The mic stays on your device — nothing's uploaded.
1 syllable, 3 sounds. Explore each sound's mouth shape and how it's made.
Click any sentence to see the full breakdown — every link, every reduction, every flap-T.