Wide range of applications: This silicone case is suitable for WF-C510 headphones, providing users with more personalized options. Excellent material: Made of silicone, the texture is soft and dur, which can effectively protect the earphones from scratches and collisions. Drop and dust resistance: The protective case can prevent dust from entering the inside of the earphones, and can also reduce the impact force in the event of a drop, prolonging the life of the earphones. Portable design: The case comes with a hook that allows the user to hang it on a backpack or belt for easy carrying. Diverse colors: There are a variety of colors to choose from to meet the individual needs of different users. Product color: black, white, red, green, blue Product packing size: 6*6*3cm Applicable models: for Sony WF-C510 Specifications:23g(2mm) Packing list: Earphone sleeve (earphone sleeve*1 carabiner*1 pearlescent bag*1)