Proprietary 3M™ Trizact™ abrasives start sharp and stay sharp, resulting in more predictable finishes and improved, consistent resultsUse wet or dry to create high gloss level for glass defect repair and solid surface finishingMicron sized abrasive pyramids produce a high-glossWell suited for use on mini random orbital sanders to produce a polish-ready finishProduces finer finishes than paper and film-backed abrasives