It gives such a nice coverage and doesn't feel like powder on the skin.
Halo Glow Powder Filter - Pressed Finishing ...
I tried one of them and then decided I need more because I am too lazy to reapply lipstick and it keeps my lips hydrated.
Lip I.V. Hydrating Lip Gloss Stain | NYX Professional Makeup
Imo this is great for foundations that are more of a dewy finish and aren't transfer proof. It really helps it last longer but still let's you use your favorite foundation.
Power Grip Primer
I use this everyday. I've had all of the higher end brands and this by far works and smells the best.