Contact lens case: Made from eco-friendly plastic material, this durable and safe contact lens case features a neutralizing disc at the bottom to effectively neutralize hydrogen peroxide, distinguishing it from standard contact lens cases. Travel-sized design: Compact and portable, this case is ideal for travel or outdoor use. Compatible with multiple contact lenses: The bottom tray requires initial activation with hydrogen peroxide. Normal foaming occurs after the second addition of solution. Usage instructions: Unscrew the top cap, open the clip, place the lens in the designated basket, close the clip securely, then add cleaning solution to begin the cleaning process. Maintaining clean and safe contact lenses is essential. This product serves as a practical accessory for contact lens care and makes a thoughtful gift. Color: White & Blue Material: Plastic Package Contents: 4 x Hydrogen Peroxide Contact Lens Cases Note: The package includes only the items listed above. Other accessories are not included. Note: Slight color variations may occur due to lighting and screen display differences. Measurement tolerance: +/- 1-3 cm.