[Perfect Performance]With sealing rubber ring of good elasticity, high density and no aging, this dual flush rush button valve has a good sealing effect, no worry about leaking. [Dual Regulators & Buttons]Semi-full / full row regulator (save 0.3/1 liters of water) , water and energy saving. Dual drain buttons, full/half drain buttons are efficient. By sliding the adjuster, this white ABS toilet cistern flush valve saves your water. [Reliable Locking]The stainless steel hook lock below provides reliable locking force, anti- and strong to prevent breakage. [Applicable Size]Applicable to 80mm-90mm one-piece toilet tank hole diameter. Support toilet tank with a height of 17cm [Premium Material]Made of high quality plastic, this toilet flush button is anti-, solid, , and has a long service life. Color: White Material: plastic Package Contents: 1 PCS x Toilet Cistern Dual Flush Valve 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.