This item cannot be shipped to the following state(s): GU,PR,VI
Plastic Inside Corner Tool: High impact one piece polystyrene plastic is durable and economical. Blade is tapered with proper flexibility for surface preparation. Designed to finish 90 degree inside corners. Usage information: Apply joint compound on each side of the corner to be finished. Using the inside corner tool smooth the joint compound for proper finish. Let dry completely. Sand lightly and finish as desired.