Waterproof & Dustproof Protection: This keyboard cover shields against dust and daily wear; safeguards internal components in shared high-traffic environments with reliable dual protection Easy to Use: No tools or complex installation needed; simply place over your keyboard for instant protection, ideal for high-frequency use in hospitals, schools and offices Clear Visibility & Universal Fit: 0.025mm transparent flexible plastic ensures full key readability; 22 x13.78 size fits most 18.1 x6.3 standard full-size keyboards, delivering smooth typing without obstruction Bulk Packaging: 2500 disposable sleeves per box, sufficient for businesses, medical facilities and educational institutions; compact packaging enables easy storage and replenishment Versatile Applications: Suitable for hospitals, labs, offices, classrooms and libraries; safe material provides a clean typing environment for healthcare workers, students and professionals ideal for single-use or bulk device protection Item Weight 36.4 pounds Manufacturer JMU Product Dimensions 20.47 x 13.39 x 9.25 inches