Master Shield by GluBoost
Non Sandable Perimeter SafeGuard
Can’t Sand This! MasterShield is a revolution in woodworking technology. Simply mark your area off with MasterShield and sand away! MasterShield will protect and safeguard the covered area from all types of sanding grits so you can work freely without fear of damage to the surrounding areas. Also, MasterShield is reusable and repositionable, and with clean removability! Never Fear The Grit Again!