DIAMOND Seal Technology is less hassle to install and helps your faucet perform like new for life, reducing leak points and lasting twice as long as the industry standard Everything you need is together in one convenient box, including integrated InnoFlex PEX supply lines Laminar flow lends a beautiful, refined look that complements the design of the faucet Fits 3-hole 4 in. installations Includes matching-finish metal drain assembly Drain type: Metal pop-up