Universal Compatibility: Compatible with Mac Mini 2020-2023, Mac Studio M1 M2 M3 M4 Ultra/Max (Note: Not compatible with Mac Mini M4 2024) Dustproof and Ventilated: Effective dust prevention, while maintaining a certain degree of ventilation, can effectively prevent 99.9% of dust and yarn Easy Maintenance: Includes two spare dustproof sponges for easy replacement when needed. Filter replacement is typically recommended every six months, depending on the environment. Unused sponges should be sealed to prevent oxidation Minimalist Design: We have designed various styles and ultimately chose this minimalist design, which has a large air contact area. Among all products on the market, this product has the best ventilation Anti-Slip Silicone Corners: Four corners are designed with anti slip silicone to prevent device from sliding on the stand High-quality plastic and filter sponge materials