A laundry treatment apparatus, comprising: a cabinet with a laundry feeding hole formed therein at a front of the cabinet; a tub provided within the cabinet for holding washing water; a drum installed within the tub for holding laundry; a driving unit to rotate the drum; a plurality of balancers each lengthily formed in a front and rear direction of the drum and having an internal space formed in the balancer in which water is received, the plurality of balancers spaced apart from each other on a circumference of the drum; an inflow channel device to selectively guide water from an outside of the drum to the internal spaces of the plurality of balancers when the drum is rotated; and an outflow channel to guide water so that the water flows out from the internal space of each balancer; characterized in that the outflow channel is formed in a back direction of each balancer and an outflow hole formed at a start end of the outflow channel is disposed in the direction opposite the centrifugal direction with respect to an inflow hole formed at a point into which water flows from the inflow channel device to the internal space of the balancer; wherein a first inflow opening portion defining a point at which water flows into the internal space of the balancer is formed in a balancer back cover; wherein the inflow channel device includes a front channel extended in the direction of the inflow hole from a back of the balancer back cover and is disposed to penetrate the first inflow opening portion, and a second inflow opening portion through which the front channel penetrates is formed in a drum backside portion. a cabinet with a laundry feeding hole formed therein at a front of the cabinet; a tub provided within the cabinet for holding washing water; a drum installed within the tub for holding laundry; a driving unit to rotate the drum; a plurality of balancers each lengthily formed in a front and rear direction of the drum and having an internal space formed in the balancer in which water is received, the plurality of balancers spaced apart from each other on a circumference of the drum; an inflow channel device to selectively guide water from an outside of the drum to the internal spaces of the plurality of balancers when the drum is rotated; and an outflow channel to guide water so that the water flows out from the internal space of each balancer; characterized in that the outflow channel is formed in a back direction of each balancer and an outflow hole formed at a start end of the outflow channel is disposed in the direction opposite the centrifugal direction with respect to an inflow hole formed at a point into which water flows from the inflow channel device to the internal space of the balancer; wherein a first inflow opening portion defining a point at which water flows into the internal space of the balancer is formed in a balancer back cover; wherein the inflow channel device includes a front channel extended in the direction of the inflow hole from a back of the balancer back cover and is disposed to penetrate the first inflow opening portion, and a second inflow opening portion through which the front channel penetrates is formed in a drum backside portion.