The Book Club "Twelve Hungry Bens" Square Blue Light Reading Glasses - Clay SpruceEye 49 Bridge 20 Temple 144 Recyclable and BPA free material This bunch of Bens will not quit. SO much hunger. Back for another round, our best selling style TWELVE HUNGRY BENS turns up in a translucent clay and blue spruce combo made from our signature recyclable, BPA free material available in a range of ready to go magnifications and blue light filtering lens technology. We get it Bens, you're a hungry hungry hit!