Comes in a reusable case. Memory plastic frame for optimum fit. Material: Nylon. Perfect for competitions. Comes in a reusable case. Memory plastic frame for optimum fit. A kit bag essential. The universal nose clip keeps the water out of your nose during your swim so you can concentrate on your workout. Made with soft, silicone pads for a comfortable swim experience, it includes a memory plastic frame to help retain a secure fit. Suitable for all swim strokes.