Comfort of use Made of high-quality, extremely soft to the touch silicone material, it is completely safe even for sensitive skin. It does not cause irritation during prolonged use or physical exertion. Whatever you do, enjoy freedom and comfort! Change the strap to the Yesido Silicone Watch Band. Perfect fit No matter which model of Apple Watch you have, we guarantee that the Silicone Strap from the Yesido brand will fit perfectly.