Great for use with all ProCaliber Products Acrylic Repair Material to remove scratches and polish all repairs to a high gloss finish 4 Sided Polish Block provides Step by Step Instructions for removing scratches and blemishes to the Acrylic Repair Material Step 1 Remove Deep Scratches Step 2 Remove Light Scratches Step 3 Buff Step 4 Polish and Shine Foam Core and Backing allow for a comfortable grip with no hand fatigue and help prevent applying too much pressure If you need to remove deeper scratches please look for our ProCaliber Scratch Removal and Polish Kit Features . Polishes acrylic surface to high gloss if desired. Remove scratches on repair material. Foam core for reduced fatigue. 4 sided step by step polisher. For light scratch removal and polish Specifications . Dimension 1 H x 1 W x 3 5 L