Contact lens cleaner case: This contact lens case is made of eco-friendly plastic material, which is strong and safe. It features a unique neutralizing disc on the bottom to neutralize peroxides, making it different from standard contact lens cases. Travel size contact lens cleaner case: The case is lightweight and portable, ideal for travel or outdoor use. Contact lens case: Suitable for multiple brands of contact lenses. The bottom tray requires two-step activation with hydrogen peroxide—no foaming occurs after the first addition; normal foaming begins after the second addition. Usage: Unscrew the top cap, open the clip, place the lens in the designated basket, close the clip, then add cleaning solution to clean the lens. Clear care contact case: Helps keep your contact lenses clean and safe. This product is a contact lens accessory, suitable as a gift. Color: White & Blue Material: Plastic Package Contents: 4 x Hydrogen Peroxide Case Note: Light reflection and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.