1.Made of good quality plastic material, perfect fit your cable, reinforce cable plug from inside to outside.
2.Provides a safe home for your USB cable to prevent pulling crack, extend the use life of data cable.
3.Easy to install and operate, without effect to insert/ pull out the data cable.
4.As a beautiful decoration for your USB data cable.
5.These are excellent in preventing the outer part of lightning/USB cable which usually easily broken while disconnecting the cable.