Waterproof Grout Marker
Material: plastic housing
** Function: The pen will cover seams between tiles and renew the surface after painting, the stubborn grout can be refreshed.
**Use: Each grout pen provides a safe use for kitchen, bathroom, shower stall, patio and many more dirty tiles areas
** Application: Fast drying, just follow the grout lines to paint, perfectly work on epoxy grout, mortar joints, any grout areas that start to become a bit dingy and covered.