This photograph is printed on acid-free archival grade canvas. It is OBA-free (Optical Brightening Additive), meaning that it will retain its colour accuracy and not yellow over time. The scuff and fade-resistant canvas is of superior quality, and heavy weight at 450gsm (gram per square meter). It is UV and clear coated overtop in order to maximize protection against fading. The stretcher bar is handmade and fixed with heavy duty self-leveling fasteners; it is ready to hang. This care and attention to the fabrication process ensures the quality of the image will be remain as it was when it was first purchased, for decades to come. This product carries a 50 year warranty against fading.