The .4 oz is the concentrated version of our popular Water Bites, making 1 gallon of Water Bites. A perfect way to water both pet insects and feeder insects, recommended for cricket, superworms, dubia cockroackes, hissing cockroaches, trantulas and arachinids, as well as other insects. Water Bites is a easy-to-use gel with no mess, no odor, no drowning when placed in a cage or terrarium instead of water or a sliced potato or sponge.