The comfort of use, made of high-quality, extremely soft to the touch silicone material, 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 Yesido Silicone Loop Watch Band. No matter which model of Apple Watch you have, we guarantee that the silicone strap from Yesido will fit perfectly.