MapeGlitter is added to Kerapoxy Design in rates of up to 10% by weight to form grouting mortar with a sparkly, metallic finish, and is particularly recommended for metallic tiles and vitreous tiles and mosaics. MapeGlitter may also be added to Mapelux Lucida in rates of 1% to 3%, according to the finish and tone required, to obtain sparkly finishes on internal walls.