4 x 6 inches burlap bags with drawstring. The size is approximate. 50 lb capacity. Absorbs moisture, oil and grease while allowing airflow. Usable dimensions 3 3/4 x 5 3/4". Size-color may vary. Virgin, 100% natural jute fiber, untreated. Ideal for shipping hardware and other small metal parts. Jute drawstring closure. Quality material and construction.