A microfluidic delivery device comprising an upper portion, a lower portion, and a body portion that extends between and connects the upper portion and the lower portion, the device further comprising: a housing electrically connectable with a power source; a cartridge releasably connectable with the housing, wherein the cartridge comprises a reservoir for containing a fluid composition and microfluidic die in fluid communication with the reservoir, wherein the reservoir comprises a top surface, a bottom surface opposing the top surface, and a sidewall that joins the top and bottom surfaces, wherein the microfluidic die is configured to dispense substantially all of the fluid composition in a horizontal direction or a downward direction relative to horizontal, wherein horizontal is normal to the direction of gravitational force; wherein the microfluidic die is disposed on the bottom surface or the sidewall of the reservoir; a fan connected with the housing, wherein the fan is configured to generate air flow that converges with and redirects the fluid composition dispensed from the microfluidic die in an upward direction relative to horizontal; an air flow channel extending from the fan to an air outlet of the housing, wherein the air flow channel comprises a first region disposed adjacent to the fan, a second region disposed adjacent to the air outlet, and a third region joining the first and second regions, wherein at least the second region is angled upward to the air outlet, relative to horizontal, wherein: - the air flow channel is disposed in the lower portion of the microfluidic delivery device, and beneath the microfluidic die when the device is resting on a surface or plugged into an electrical outlet, - the air flow channel is formed from at least an upper surface of the microfluidic delivery device and a lower surface of the microfluidic delivery device. a housing electrically connectable with a power source; a cartridge releasably connectable with the housing, wherein the cartridge comprises a reservoir for containing a fluid composition and microfluidic die in fluid communication with the reservoir, wherein the reservoir comprises a top surface, a bottom surface opposing the top surface, and a sidewall that joins the top and bottom surfaces, wherein the microfluidic die is configured to dispense substantially all of the fluid composition in a horizontal direction or a downward direction relative to horizontal, wherein horizontal is normal to the direction of gravitational force; wherein the microfluidic die is disposed on the bottom surface or the sidewall of the reservoir; a fan connected with the housing, wherein the fan is configured to generate air flow that converges with and redirects the fluid composition dispensed from the microfluidic die in an upward direction relative to horizontal; an air flow channel extending from the fan to an air outlet of the housing, wherein the air flow channel comprises a first region disposed adjacent to the fan, a second region disposed adjacent to the air outlet, and a third region joining the first and second regions, wherein at least the second region is angled upward to the air outlet, relative to horizontal, - the air flow channel is disposed in the lower portion of the microfluidic delivery device, and beneath the microfluidic die when the device is resting on a surface or plugged into an electrical outlet, - the air flow channel is formed from at least an upper surface of the microfluidic delivery device and a lower surface of the microfluidic delivery device.