Super's Choice DRY Blue Pond Dye - CONCENTRATED NO MESS POWDER (Treats 1 Acre 4-8ft Deep or 1-2 Million Gallons); 3 - Water Soluble Packets WSP Per Jar Enhances the look of your water features Turns dull gray or brown water into a pleasing natural blue One Jar Treats 1 Acre ( 1-2 million gallons of water) Easy to apply, no mess powder, toss in Water Soluble Packets ( WSP ) Safe and non-toxic formula