Scotch® Weather Resistant Masking Tape 225 is designed with a silver-backing treatment that provides excellent UV resistance and allows this tape to be cleanly remove from outdoor surfaces for up to 1 month. Weather ready, this masking tape sticks easily to most surfaces and has a natural rubber adhesive for good, instant adhesion. - 3M silver weather-resistant masking tape 225 is used for masking when outdoor weather resistance is needed for up to one month. Silver-backing treatment allows tape to be removed cleanly for up to 1 month outdoors. Features a silver backing treatment for excellent UV resistance.