Moose Rider Dust Mask - 2503-0330 Dirt Bike Motocross - Dennis Kirk
BPA-Free Racing Bottle - High Flow Squeeze - Self-Sealing Nozzle w/Dirt Mask
This disposable dust mask is an essential for any artist or creative working with clay, wood or other materials generating particles you would otherwise be breathing in. - RISD Store
Simple Dust Busting: Cleaning up white dirt on scanned negatives