Cyper WSP is an economical pyrethroid that provides fast knock down and residual control of more than 30 different pests. Controls ants, spiders, cockroaches and other insects using professional Cypermethrin insecticide. Each Package contains 4 envelopes containing 9.5 grams of insecticide. Product can be used indoors and outdoors. Each packet of soluble product can make up to one gallon of spray. | Control Solutions Cyper WSP Pyrethroid