Sizes: A3, A4, A5, A6.A7 A8 Material: Acrylic or PETG or PVC, etc. Other sizes can be manufactured on request. Clear Poster holder1. Poster holder made in acrylic, PETG or PVC2. Manufactured in 2 or 3mm clear acrylic or PETG3. Normal sizes: A3, A4, A5, A6, A7 and A84. Other sizes and style can be manufactured on request. high quality clear plastic poster holder