The photos of HERMA are classic mounting aids and are indispensable for filling photo albums and lexicons. Useful, practical, easy to use and best of all: photos, paintings and stamps can be exchanged as often as you want. Photo angles are self-adhesive and do not hide any of the pictures or paintings thanks to the transparent corner of foil. This means that even the brands remain completely visible - ideal for collectors. The adhesive is free of solvents and acids, photosafe and archive quality.The practical cardboard dosage selector contains 500 parts that can be subtracted separately. The length of the edge of the photo angles is 20 mm.