tesa® Masking for Corners (50491-01) tesa Masking tape for Corners completes the large assortment of tesa masking tapes. It is the perfect painters tape to protect corners and edges while painting. Use it as part of your DIY equipment for perfectly clean paint jobs. It comes in handy for painting your front door, your windows or even the complete house. Apply it as a weatherproof and UV resistant masking tape that sticks to just about all surfaces and can be removed easily without leaving traces.