High impact mascara high impact mascara is a multibenefit mascara that adds maximum volume with definition and length specially developed brush and formula work together to dramatically thicken lashes while separating now available in limited edition brightening blackbenefits thickeninghow to use ampbull apply to lashes start at the base of the lash and brush up to the tip ampbull repeat to build ampbull remove with your favourite clinique eye makeup remover