Restores all white textiles that have turned yellow or gray over time to a bright white. Industrial formula, very powerful but gentle on fibers. The longer the soaking time, the better the result. Recommended times are listed on the packaging. Excellent results on white wool and silk. Read the label carefully. The bottle (PE) and the cap (PP) are 100% recyclable and can be placed in the PMC bag after rinsing. 300 g bottle.