1,Silicone material 2,Easy to use and is designed for cords 3,Wash with soap and water 4, ... Christmas gift NameSilicone Earphone Cable Winder MaterialSiliconeSizeCustomized sizeColorAny pantone color is availableDesigncartoon series and many other cute, professional designs, with assorted colorsQuality1 ... or wire you need to shorten2. Easy to use and is designed for cords of all iPod or other mp3 mp4 ...