To use damp, for best results, wet sponge under running water then squeeze and hold sponge to remove excess water. 

Blend: Use a dabbing motion all over your face to apply and blend product on your skin.

Set: Dip sponge into powder and apply using a dabbing motion to set powder onto your skin.

Contour: Use the angled cut side of the sponge to blend product and/or contour with precision.