Gender Reveal Smoke Balls Includes Pink & Blue Gender Reveal Smoke Bombs Work great in mason jars or pumpkins! Each Smoke Ball lasts about 15 seconds. Fuse Activated (lighter required). Vivid Bright Colorful Smoke - Each Ball is painted black to conceal the color. Discreet Gender Reveal Smoke Bombs (sticker on box indicates color). These Smoke Balls come in 6 Packs. They are NOT required to ship Hazmat Shipping. If you add other Smoke Effects to your order there will be a Hazmat Fee included. If you only order these Smoke Balls, there is no Hazmat Fee. Shipping Info: No PO Boxes Allowed. We only ship to the lower 48 states in the USA as these must ship ground. All orders placed Monday-Friday by [1pm MST] will ship out the same day. If you order after [1pm] then add 1 business day to the quoted delivery date at checkout. All sales are final. No returns or refunds. Please use responsibly and do not ignite in banned areas or around dry brush or flammable materials. Dispose of properly.