CornerTape helps you apply caulk in a straight line. No more messy caulk to clean off. To get a perfect silicone joint, simply place the outside of the tape roll against the wall, pushing the crease of the tape fully into the corner. Works much better than masking tape. Available in 15 foot and 50 foot long rolls. Choose from the 4 width sizes shown in box below. Perfect for any job size! Forget the masking tape, prep with caulk tape to get a perfect silicone joint every time.