Bayer Roundup Flex 15 L. is a new generation of Roundup that gives you power, performance and Flexibility. It contains 30% more active ingredient than standard Roundup allowing for lower use rates per acre, only half the water volume necessary can be used in hard water situations, gives better weed control the following year and is at least twice as rainfast. Roundup Flex uses a unique and powerful patented delivery system that give unmatched uptake and translocation compared with ordinary glyphosates. As a result more Roundup Flex passes through the waxy cuticle of the leaf giving faster, more effective penetration and better performance against those tougher weeds. Pack size 15 litres (rates vary).