Get the most out of every red light-enhanced shower with filter replacements that ensure every rinse is as clean as the last. Our filters set a new standard by delivering verified, multi-contaminant filtration that most shower filters don't even test for.The 10-stage filtration system removes chlorine, microplastics, heavy metals, and VOCs while you shower, unlocking softer skin and visibly healthier hair. Combined with the multifunctional benefits of red light therapy, it's the ultimate one-step routine to achieve an all-over glow.10-Stage Filtration — What's Inside KDF-55 — reduces heavy metals and inhibits bacterial growth Vitamin E balls — infuse water with skin-loving antioxidants Activated carbon — absorbs impurities, odors, and VOCs Vitamin C balls & calcium sulfite — neutralise and remove chlorine Compatible with the HigherDOSE Red Light Showerhead Filter. Replace every 75 days (or every 2–4 months) for optimal performance.