Our sand bags are manufactured by using monofilament fabrics, 100% HDPE with high UV-stability, providing a life expectancy of approximately 7 years. Suitable for use in flooding situations to act as a water barrier or alternatively can be used to keep crop covers, fleece & plastic in place. Size Exterior: 270mm x 1200mm Interior: 220mm x 1100mm Colour: Dark Green Weight: 110grm per bag. Please call us on +44 (0)1561 377946 if you require larger quantities.