Weedol pathclear weedkiller tubes contain 8 tubes of liquid concentrate weedkiller which are designed to kill all weeds from your hard surfaces where you do not want any plants growing it has a systemic action which will permeate the roots so that the weeds wont grow back it also leaves a residual barrier that will prevent new weeds growing for up to 3 monthsdilute by simply removing the tubes cap and adding to water and apply using either a watering can fitted with a fine rose or a garden