Abstract: A light therapy device for treating a user's skin (such as wrinkles or acne). The device comprises a neckband for wearing on the user's neck and a light-emitting appliance comprising light diodes for delivering light therapy. Example formats for the light-emitting appliance include facemasks, eyemasks, and helmets. The device further comprises a power supply that may be contained within the neckband or carried by the neckband. An external electrical wire is for connecting the light-emitting appliance to the power supply. The neckband could have a variety of different configurations. Also disclosed are skin therapy kits and methods for light therapy to a user's skin.