A back support device includes a plurality of durable and semi-rigid layers. One of the layers is capable of conforming to the contours of a body part of user. At least one clip enables the device to be supported on a lower garment worn by the user. The back support device more specifically includes a first layer, a second layer, a third layer, an insert disposed between the second layer and the third layer, a pair of slits disposed on the first layer, on the second layer, and on the third layer, and a pair of clips respectively inserted through each the pair of slits.