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. Compatible with multiple contact lens brands. The bottom tray requires initial activation; neutralization begins after the first addition of hydrogen peroxide and functions normally after the second use. Usage: Unscrew the top cap, open the clip, place the lens in the designated basket, close the clip, and pour in the cleaning solution to begin the cleaning process. Clear care contact lens 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 Contact Lens Cases Note: Light reflection and display differences may cause slight variation in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.