Features: Compact sponge effectively captures microscopic dust and grime from motherboards and chips with superior absorption, ensuring thorough cleaning without fiber residues. Each 1x1x1cm compact sponge is designed for accuracy cleaning of delicate electronics, suitable for specializes cleaners to tackle stubborn dirts and enhances maintenance efficiency. Ideal for electronics repair enthusiasts and professional technicians seeking a stable , residues easy solution for long term device . Perfect for removing accumulated debris from circuit board, GPU components, and other electronic hardware during routine maintenance or deeping cleaning event . Bulk 500 piece packaging provides cost effective value for frequent users, ensuring uninterrupted access to premium grade cleaning tools for sensitive electronic surfaces. Specifications: Component : Nanosponge Size: Sponge block about 1x1x1cm/0.4x0.4x0.4inch Package Includes: 500pcs Cleaning Sponge note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.