The polarizing filters slide-on to the iPhone or iPod. Price is for one iPhone or Slide-On Filter. These slide-on filters convert a personal iDevice into a temporary testing station. Made in 2 sizes, small (iPhone 5 and iPods) and large (iPhone 6 and later). Amazing technology with laser engraving. Adjustable to accommodate different sizes. Does't harm the mobile device.
Polarizing Slide-On filters (iPhone)
Fits iPhone and iPad. Two model of different sizes. Specify model at checkout, large or small (iPhone 5 and iPods)