Used once. GROOM LIKE A PRO: This heated hair brush helps you stay groomed like a PRO, from at home to post-workout or on vacation PRECISE BEARD MANAGEMENT: 3 temperature settings to straighten all hair types, the comb's tip gets hotter than our Original Beard Straightener. PREMIUM TECHNOLOGY: Heated plate design to straighten short hair and beard down to 1/2 HOW TO USE: Turn on the device, let it heat up for 3 minutes for optimal performance. Use on fully dry beard or hair. Brush through hair from roots to tips. The slower you brush, the straighter your hair becomes. You can repeat on sections if necessary