Japanese Luck Charm: Earphone Tassle - Red/Blue Smooth & Perfect Life What better way to wish someone well than with a traditional Japanese charm! The charm wishes you the best of luck with having a perfect and smooth life. This RED/BLUE charm is an Earphone Jack Accessory to personalize your cell phone or other mobile device. Compatible with most iPhones & 3.5mm jacks. The charm is about 1.5-inch with a smaller lucky tablet. The full charm including attaching cord hangs about 5-inches.