Over many years now PIC MERCHANDISING, AUSTRALIA has been selling RAINBOW LIQUID CHALK and GROUT PENS to many areas across the world….USA, DUBAI, EAST ASIA, NEW ZEALAND plus others. Further to this, free-hand signage with liquid chalk has also been accomplished in cafes, schools, and outdoor areas. A great feature of the product is that it is smudge proof and rain tolerant. Normal signage is also carried out for our customers.