In The Mask, the oversize teeth were not meant to be used when Jim Carrey speaks, but he taught himself to talk with them to make his character more wacky. : r/MovieDetails
20 Crazy Details Behind The Making Of The Mask
The Mask _ make-up test - YouTube
Teeth Face Mask Teeth Mask Reusable Face Mask Washable Cloth Face Mask 3 Layered 100% Cotton Breathable Face Mask Funny Gifts - Walmart.com
Teeth Face Mask - Reusable W/ Filter Pocket - PulseTV