The Snatcher The Snatcher 90% plastic 10% metal. Anti-glare and blue light filtering lense. Includes canvas pouch. 47-22-143 in mm. Imported. TBRC-WA18. TBC192313900. The Book Club designs a range of blue-light reading glasses that are creative, curated and crafted in the digital age. Each pair features their 30% blue light filtering lens for all those scroll-rolling, screen-staring, face-timing eyeballs out there. Made in recyclable, BPA-free, lightweight material.