4K Pre-Keyed Sandblasters With Sparks Wall - 30p$22$22https://schema.org/InStockusdDetonation Films0 ratings Six clips of light-colored dust and sparks smacking out from a wall level and fading. For quick hits on rock and concrete. All stay in frame. Pre-keyed in 3840 x 2160 PNG and ProRes Quicktime! I want this!