[Car Defroster]: Helps prevent ice buildup by promoting air circulation and energy transfer, contributing to a clearer windshield in cold conditions. [Material Safety]: Made with safe, non-toxic materials. Suitable for use in various environments such as living rooms, bathrooms, or offices, helping to maintain fresh air without harmful effects on health. [Same Frequency Vibration]: Utilizes principles of molecular vibration to interact with water molecules, encouraging movement even at low temperatures. [Perfect Match]: Compact and stylish design that complements most car interiors and fits a variety of vehicle models. [Practical Gift]: Ideal for use with essential oils in cars, homes, offices, or bedrooms. A thoughtful gift for friends and family. Color: As Shown Material: Plastic Size: 8.4 x 3.2 cm Package Contents: 4 x Car Defroster Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the actual product. Measurement allowance is +/- 1-3 cm.