Beer Mug Flashing Blinking Light Up LED Body Light Lapel Pins (25-Pack) Contains 25 Flashing Beer LED Lapel Pins Use Light Up Lapel Pins for Decoration Anywhere- The Possibilities are Endless! Great Party Favors for St Patrick's Day, Oktoberfest, Birthdays & More! Includes Replaceable Low Mercury Batteries All products are CPSIA Compliant