Maybelline Colossal Pumped Up! Volumizing Waterproof Mascara amplifies eyelashes for pumped up volume. Features a double shot brush that creates bigger and bolder eyelashes.Maybelline's biggest brush and collagen formula amplify lashes with up to 16X the volume. Our double shot mascara brush volumizes with an extra shot of the plumping formula. Waterproof mascara.