Ultra fire multi-vitamin is more potent and more affordable and helps to bolster the energy and stamina of your horse. Horses in stressful situations often need supplementation with high potency vitamin b products. Feed just 1/2 ounce daily. Size is 150 Ounce. Dimensions are 7.625 X 7.625 X 7.5 A Complete Multi-Vitamin And Mineral Feed Supplement. UPC Code = 715401011509