This 3D printed “To be read” road book shelf sign is the perfect addition to any book lover’s collection. Expertly designed and printed, it adds a touch of creativity and organization to your bookshelves. Clearly indicate which books are on your “TBR” list with this unique and functional sign. Sign is made using PLA, a durable environmentally friendly plastic material. Please do not leave in direct sunlight as temperatures over 160 degrees will cause the sign to deform/melt.