Durable & Protective Design: High-hardness PP material + waterproof EVA exterior shields against moisture, dust, shocks, and static. Multi-Layer Shock Absorption: Reinforced ribs + dual EVA cushions reduce vibrations and protect data from daily impacts. Universal Compatibility: Fits 3.5' HDD/SSD (up to 7x5.03x1.53') and adapts to SATA/IDE drives for versatile use. Smart Organization: Label stickers + stackable design enable neat desktop storage and space-saving classification. Slim & Portable: Compact size (fits backpacks/briefcases) with color options for easy transport and professional aesthetics.