This travel size kit is great for the person on the go! Jade stone Temporarily improves blood circulation, brightens skin tone, and promotes elasticity of the skin. The natural cooling effect of jade helps with puffiness, wrinkles, and dark circles. Due to the natural formation of the stones, each roller will be unique in size and color. *(November 2021) New package available now: crystal stone cluster on the cover instead of the original bamboo leaves design.