Sapphire Lens Magnifier cpl16 The Book Darts is a

The Book Darts is a simple but ingenious invention that’s been manufactured for years in Eugene

Built-in key clip with ribbon loop

which is secured to aluminum chassis with mil-spec bolts

The tool also keeps the wallet securely closed

Sapphire Lens Magnifier cpl16 The Book Darts is aFull convex lens 10x optical magnifier. The Domed Sapphire Lens Magnifier + Poly Shield Case is the perfect pocket companion for when you want to read a map menu or even start a fire in the wilderness. The magnifier even fits easily in your wallet or EDC kit. The possibilities are endless. Hard Sapphire (9 on the Mohs scale) incredibly scratch resistant & durable.