The Quick Dam QD610-10HV is a 10 Pack of 3m/10ft Hi Vis Flood Barriers that can absorb 6.6 gallons/30 litres of water each, growing to its full size of 90mm/3.5in high in 10 minutes. Swollen barriers contain, control and divert dirty water. No need for sand or labour-intensive sack filling, just get them wet. They contain a super absorbent powder that swells and gels water. The flood barrier pack comes in a durable hi-vis orange colour for safety. Suitable for containing or diverting flood water. This item is delivered direct to you from one of our suppliers, please see our Terms and Conditions for more details.