disclosed herein is device where one embodiment is for use in chemically treating hair , particularly highlighting or coloring hair . one embodiment of the device may be reusable , recyclable , and transparent . another embodiment of the device may comprise lightweight panels , at least a portion of which is transparent such that the stylist is able to view the results of the treatment process without opening the device . one embodiment of the device may be quickly and easily applied to and removed from the hair . another embodiment of the device may be easily produced where all components of the device are integrally manufactured . an embodiment may also be adapted to comprise at least two compartments , such that multiple different chemical products may be simultaneously applied , while still retaining the benefits and advantages of the device .