... .52M*50M *Outdoor durability:more than 2 years One Way Vision for use on transparent substrates,like Vehicle Graphics,Window Graphics ... glass substrates* 1.60mm hole size for superior one way vision, 40% light transmittance*Compatible with solvent,eco-solvent,UV,screen ... temperature°C/+ 10 Temperature range°C/-20 ~ +70 one way vision/graphic windowfilm/perforated vinyl film