Leak bucket Para-Ex with Cu® 20 kg is a 100% mineral feed as a lick for cattle and is very well absorbed. For rations with a balanced Ca:P ratio (1.8:1). With increased selenium content of 50mg. The licking compound Para-Ex supplies the animals with additional minerals, vitamins and trace elements. Strengthens and strengthens the natural defenses. Promotes performance. Supportive with parasite infestation in the intestine. Economical, strong, weatherproof. Without molasses = 100% minerals, does not attract flies. Product is swiss made.