GIAN Anti-slip. Safety cast in concrete GIAN anti-slip formliners : attractive, thin texture mat adhered inside concrete mould GIAN is the name of the innovative texture mat from Compañero. This texture mat is easy to handle and can be used repeatedly. GIAN 3 rib heavy duty texture (rib with 35 mm stone chips combined with 10 mm breadthwise drainage channel) The GIAN 3 rib heavy duty texture was developed especially for cattle grid floors. But this texture can also be used for industrial areas that get covered in dirt and grime tracked in on the soles of (work) shoes. The maximum width of this tread is 125 cm.