A full range available descriptions for each below: Pipesock Ideal for small dewatering jobs. Made from X-TEX allowing high flow rates. Stops sediment and oil. Secure to outlet pipe with suitably sized hose clamp or cable tie (not supplied) Dimensions: 204mm (dia.) x 1,524mm (L) Weight: 5.5KG 510L De-Watering Bag Retains both oil and sediment. Accommodates up to 150mm discharge hose. Simply pump dirty water through dewatering bag. Once full cut open bag and return soil and sediment to the land. Specifications: 1,892LPM flow rate, 1 cubic meter sediment, 14L oil retention. Dimensions: 1,829mm (L) x 1,829mm (W) Capacity: 510L Weight: 2.5KG 4247L De-Watering Bag Retains both oil and sediment. Accommodates up to 150mm discharge hose. Simply pump dirty water through dewatering bag. Once full cut open bag and return soil and sediment to the land. Specifications: 5,674LPM flow rate, 4.2 cubic meters sediment, 57.1L oil retention. Dimensions: 3,048mm x 4,572mm Capacity: 4247L Weight: 9.5KG 6371L De-Watering Bag Retains both oil and sediment. Accommodates up to 150mm discharge hose. Simply pump dirty water through dewatering bag. Once full cut open bag and return soil and sediment to the land. Specifications: 5,674LPM flow rate, 6.4 cubic meters sediment, 85.5L oil retention. Dimensions: 4,572mm x 4,572mm Capacity: 6371L Weight: 14KG De-Watering Bag - Reusable - Silt, sediment and dirt only Use for dewatering operations with large quantities of silt, sediment or dirt. Bags can be emptied and re-used repeatedly. Galvanised steel locking rods are quickly and easily installed to secure bag opening during dewatering. Specifications: 1,892LPM flow rate, 0.5 cubic meters sediment. Dimensions: 1,524mm x 2,134mm Weight: 9.5KG