It is widely used for outdoor advertisement, advertisement signs, road traffic signs, temporary signs and construction signs etc. There are PET type and Acrylic type. 

PET type: un-tearable, high retro-reflectivity. 

Acrylic type: can be silk screen printed, solvent printed and hot stamped on surface, un-tearable, easy plotter, easy to operate 

Backing: PET / Acrylic 
Color: white / yellow / orange / red / green / blue / black / silver / brown yellow & black / white & blue / white & red / yellow & red 
Operation temperature: 5-30C 
Service life: 3 years