Essentials Slotted  The cover features stainless steel and multilayer chrome finish, efficiently resistant to scratches, corrosion and rust. Durable and high-quality silica gel help to store water well and prevent water leakage. Brass/Zinc Alloy waste - Chrome Unslotted Water can be drained off more quickly than normal pop-up wastes. With the overflow hole of the sink, it can prevent water from overflowing the wash basin and flooding your floor. Simply press the cover to fill or drain off water, much easier than traditional pull rod or other wastes. Besides, you can turn the upper cap counter-clockwise to unscrew and clean. Suitable for most basins Dimensions- Height: 90mm, Length: 62mm, Width: 62mm. Ideal Full Dome The cover features stainless steel and multilayer chrome finish, efficiently resistant to scratches, corrosion and rust. Durable and high-quality silica gel help to store water well and prevent water leakage. Brass/Zinc Alloy waste - Chrome - Simply press the cover to fill or drain off water, much easier than traditional pull rod or other wastes. Besides, you can turn the upper cap counter-clockwise to unscrew and clean. Water can be drained off more quickly than normal pop-up wastes. With the overflow hole of the sink, it can prevent water from overflowing the wash basin and flooding your floor. Dimensions- Height: 90mm, Length: 62mm, Width: 62mm In the pack : Waste, washer and nut. Ideal Unslotted  Easy to Clean - If you want to clean it, you can twist the flange so that there is nothing to block the drainer. Guarantee: 5 years.