Features:Made of silicone comfortable and soft easy to wash if it's dirty.It can protect the earphones not drop from our ear especially during sport.Works well with most earphones applicable to 1.5mm-2.0mm round wire earphone.With this Hook your normal earbus will become a sport earbuds.There are black and white earphone earhooks for your choice.Specifications:Material: SiliconeColor: Black WhitePackage Size: approx. 5 * 4.5 * 1.5 cm / 1.96 * 1.77 * 0.59 inPackage Weight: approx. 9 g / 0.34 ozPackage List:2 * Pairs of Earphone Earhook
