3M 2090 Scotch-Blue Out Door Masking Tape is a very popular multi-surface tape for marine applications, given its good balance between ultraviolet resistance and clean removability. 3M 2090 Scotch-Blue Out Door Masking Tape can be left on most surfaces for up to 14 days, even when exposed to direct sunlight. 3M 2090 Scotch-Blue Out Door Masking Tape's bright blue colour makes this tape easily identifiable.