10 lbs this bag will last up to one year if it goes over a year it is recommended to take down & replace with another bag. This size bag will drip for one to three days after a heavy rain allowing more activity for a longer period of time after the rain. Sizes of bags will also determine how much more of the mix is applied to the bowl that he deer form under the bag every time it rains. The bigger the bag the bigger the bowl that the deer will make under the bag. Bag-R-Buck a superior supplement & attractant that last for months with superior results. Bag-R-Buck is a old timer technique used to disburse the blends that have been developed to get maximum response from the deer & at the same time creating a habit. Bag-R-Bucks popularity among hunters has grown because of the effectiveness over a long period of time. Allowing the deer to establish the site with very little maintenance from the hunter. It is available when the deer need it & usually that is when the hunter has changed their focus, However it is still working to there advantage. The reason why is because most all of the Bag-R-Buck bags last for a impressive six months to one year. With Bag-R-Buck lasting this long it allows the deer to find & establish the site then it is easy all you have to do is replace it. Bag R Buck #10 Rak Sak Blend 10lb Deer Attractant