Reviews Description: Eye lashes are an essential element of face beauty and Mavala provide an innovative product in the form of a nourishing treatment just for your lashes. Double-Lash contains proteins which strengthen, cover and protect the lashes which will then become healthy, long and resistant. It is the natural active ingredients which stimulate growth of the lashes, giving them a lovely luxuriant and silky appearance. To use: Remove all make-up from the eyelashes and brush on Double-Lash every night. Allow to take effect overnight.