The SOLAS red flare is designed to show location and allow homing, with one-minute burn and 15,000 candela. The white flare for disterss is designed to avoid collision in poor visibility, with a burn time of 40 seconds and 10,000 candela. Each weighs 10 ounces, measures 9 5/8" x 1 3/8" and will not drip molten slag down your arm. Check out our ORC/A! SOLAS Flare Kits.