Contact lens case: made of eco-friendly plastic material, strong and safe for daily use. Features a neutralizing disc at the bottom to effectively neutralize hydrogen peroxide, ensuring safe lens wear. Designed for use with hydrogen peroxide-based cleaning solutions.Travel size contact lens case: lightweight and portable, ideal for travel or outdoor activities. Compact design makes it easy to carry in bags or cases.Compatible with multiple contact lens brands. The neutralizing disc does not activate during the first useinitial setup requires adding hydrogen peroxide twice for full activation. Normal foaming occurs after the second addition.Instructions for use: unscrew the top cap, open the clip, place the lens in the designated basket, close the clip securely, then pour in the hydrogen peroxide solution to begin the cleaning process.Keeps your contact lenses clean and safe. This case is a practical accessory for contact lens wearers and can be a thoughtful gift.Color: White & Blue Material: Plastic Package Contents: 4 x Hydrogen Peroxide Contact Lens Cases Note: Light reflection and different displays may cause slight variations in color compared to the actual product. Measurement error allowed within +/- 1-3 cm.