The block is convenient, economical and effective. The 4-Play Block provides up to 20% more product at the same price as other blocks. Will hold and attract deer year-round with continued use. Unique combination of scent, taste and nutrients have \"addictive\" impact that brings deer back for more...and more. Field-ready concentrated formula is pre-mixed. No water or mixing containers necessary. Proved to attract deer from long distances. Not intended to substitute for quality deer forage planting and/or mineral and vitamin supplements. Will last up to 60 days depending on deer population and soil type.