Tinks Peak30 Estrus Gel contains pure urine collected during Peak Standing Estrus which typically lasts only 1-2 days. It is guaranteed to contain 30pg/ml levels of estrogen – the PEAK level for a doe that's ready to breed. Each collection is scientifically certified to guarantee levels of estrogen presence. Tinks Peak30 Gel will shoot a stream of pure scented gel up to 10ft with strategic placement right from your stand. This long-lasting lure won’t weaken in rain or dry in wind.The gel sticks to leaves, bark and pine straw without damaging the environment. It's Bag-in-Can technology keeps you from wasting product, sprays longer than aerosol, and will spray upside down! It's locking cap feature helps to prevent unintentional activation.