Safely dusts your collections and exhibits without the use of solvents or static agentsLint-free and 100% chemical-free. Soft, non-abrasive Tyvek and nylon fabric. Electrostatic charge attracts 98.9% of surface dust, lint and dirt. Machine wash and dry at temperatures below 140 degrees Fahrenheit. Use a mild detergent; avoid excessive use of bleach. Overall dimensions: 16 x 18" (12 x 18" laundered size)