Scientific conception and design. Reasonable chlorine removes and lots of negative ions, which aids in the absorption of mineral nutrients for the skin 3 SPRAY PATTERN: The shower head has 3 settings which include rain, massage, rain + massage Environmental Protection. Shower head saves over 30% water ABS material, a high density filter, increases up to high pressure Easy installation, simply screw onto a standard shower hose. Can easily connect to any standard shower hose. Offers a very gentle but powerful spray Hand shower Features: The negative ionic filter purifies the water, eliminates fatigue and rejuvenates your skin, loosens and warms the limbs. Environmentally friendly ABS material, built-in negative ion purification filtration, removal of heavy metals, chlorine, bacteria and impurities, improve your water quality. 3 shower modes to choose from, enjoy the high pressure shower experience in your bathroom. Multi-layer chrome finish, build to resist scratches, corrosion and