Self adhesive flexible sealing tape used by many framers. Produces a attractive finish to the back of the frame and is cost effective. It has a 60gsm paper with a very aggressive, long lasting adhesive system.
The 60gsm paper is very pliable and is easily shaped into the back of a picture. It sticks to itself very well.
For product longevity, store in a warm, but not hot, dry place. The tape may absorb airborne moisture and could wrinkle if stored in a cold or damp place.