Blue Wave is the most trusted chemical brand online. Compare to brands such as BIOGUARD®, SUN®, GUARDEX®, AND PACE®. Blue Wave's bromine tablets are a great alternative to chlorine and works great in swimming pools and spas. Blue Wave's bromine is a great for indoor pools and spas since it does not have any chlorine odor. The pH balanced formula is gentile on your skin, bathing suits, hair and eyes. Since bromine is slow dissolving a feeder is required.