The American Standard 4061101R.020 Mainstream 1.28-GPF Single-Flush Toilet Tank is a component of the Mainstream collection tank, It features a flush system designed to use 1.28 gallons of water per flush (GPF), which is in line with water-saving initiatives aimed at conserving resources and reducing water bills. it's designed to be sleek and modern, fitting into various bathroom aesthetics. It typically comes in white, a versatile color that matches most bathroom styles.it fits nicely into any bathroom style. Made by American Standard, a trusted brand in plumbing.