The Contender: Dry Spray Deodorant
Dove Dry Spray Antiperspirant, $7; drugstore.com
Time Claim: 48 Hours
How It Works: A 20 percent dose of aluminum chlorohydrate stops underarm perspiration and foul odors. There's zero water or alcohol in the formula, so it feels dry after application and never leaves residue.
Our Tests Revealed: There was no odor from one morning to the next, but one tester gave herself a touch-up on Day 2. "I loved that I could put on a black shirt after spraying—no chalky stains." Another tester smelled fresh throughout the second day.
For more, pick up the June issue of InStyle, available on newsstands and for digital download now.