A damp Swiffer pad can effectively clean mirrors and glass surfaces without leaving streaks. Attach a wet pad and gently glide it over mirrors, windows, and glass shower doors for a spotless finish.

Here’s how it works. More importantly, this Swiffer PowerMop starter kit, which includes the mop plus two pads and a full bottle of cleaning solution, is 30% off at $20.99 (originally $29.99 ...