... adjust the cord length 3.Earphone cable cord wrap manager Earphone cable cord wrap manager organizer for Iphone,MP4,MP3 etc1. ... 100% eco-friendly silicone2.Easy to use ,washable,high quality. ... red, black, yellow, white, crystal white, green, blue,orangeSmart cord wrap/silicone earphone cable winder Perfect for all iPods,MP3 players ...