IMPORTANT!!! Measure your faucet first! (Fits 21-22mm male threads directly or Fits 23-24mm female threads with adapter). What's Included: 3 sink filters, 12 cartridges - everything you need for home or office. Replace cartridges (when discolored, about 1-2 months) to keep filtration top-. Powerful Filtration: Equipped with PP cotton and mineralized balls, it filters 99.9% of lead, rust, heavy metals, sediments, and more. Softens hard water, boosts skin health - so you and your family enjoy cleaner, healthier water daily. Premium Build: Crafted from high-grade ABS and stainless steel - , eco-friendly, and to high temps and . Leak-free. Transparent body lets you check filter status easily. Sleek chrome finish complements most sinks. 360 Rotating Design: Swivels 360 for easy installation and multi-angle use. Boosts water pressure, reduces splashing, cuts water waste - perfect for rinsing veggies, dishes, and more. A must-have kitchen helper. Color:As Shown Material:plastic Package Contents: 3 * filter heads 12 * filter elements Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.