OXY-Prime is safe on colors and brightens whites. It's effective with all water temperatures. OXY-Prime's cleaning power is enhanced with the proven oxygen cleaning power of OXY-Boost. Rinses completely and decomposes almost immediately in the environment leaving no toxic by-products or phosphates. No perfumes, dyes, fillers or artificial brighteners. Features. naturally occurring components. No VOC's, phosphates or chlorine. Biodegradable surfactants. No 'optical brighteners'. Fragrance free. Size - 7.75 x 9.5 in. Item Weight - 1 lbs.