Flexible Glaze: Bumper Repair USC Garage Pouches are your premier single-use solution in the body repair and refinish category, used by DIY'ers and pros alike. From dents and small repairs on aluminum, steel and fiberglass to repairs around the home on wood, metal and plastics. USC Garage Flexible Glaze has a smooth finish with superior adhesion and resilience when used on flexible and rigid bumpers as well as other plastics 77704 Yes - STYRENE