Cutting batt insulation can be a pain! The Shut-N-Cut batt cutting system can help you complete your project up to 10x faster. Aircraft-grade aluminum bars compress batts by 80%, then provide a foolproof straight edge for your knife. With our long-lasting tool steel blades, you can slice even the toughest insulation in seconds. Works great on high density batts such as foam, denim, fiberglass, mineral fiber, or wool! Preorder now for delivery in January!