GAIN INSTANT HEIGHT: Get taller in seconds. Slip our three-layer insole into your favorite pair of hi-top sneakers or boots, and instantly stand 1 inch (2.54 cm), 2 inches (5.08 cm), or 2.5 inches (6.35 cm) taller as desired. Completely undetectable in recommended high-ankle support shoes (note: main top insole not for use in low-tops). Perfect for: dating, weddings, events, concerts, work, and more!