It collects up to 70% of the generated saw dust. Easy to install. Easy to empty. Includes wire frame for attaching bag to table saw's dust port and for support of top seam of bag. Crafted out of heavy cloth material with zipper for easy dust disposal. - We ship all products from Harrison, NJ, using USPS, UPS, DHL or Fedex at our decision. It takes approximately 3-7 (up to 10) business days after dispatching to deliver the item within continental USA. - On your request, we can ship items UK, European Union Countries (except Italy, Malta, Turkey and Denmark), Australia, New Zealand, Japan and South Korea. Please, contact us prior purchasing items. It takes approximately 5-14 days for items to be delivered to specified countries. For some countries like Australia, New Zealand and S.