Some secrets are best kept hiding in plain sight. These three seemingly technical volumes blend in admirably among the rest of your library, but they hold a secret. Inside, you won’t find meditations on texture, tips for laser safety, or tales of a machinist’s woe. Instead, an empty cavity awaits, ready to take hold of your secrets and keep them safe — relatively speaking.

• 8.3" x 5.8" x 1.6" ; 1lb, 5oz * I
• nternal dimensions: 5.75" x 3.75" x 1.125"
• Foil-printed covers
• Exterior is wrapped with premium textured paper
  Die cut paper pages
• Interior is lined with black microsuede
• Magnetic closure
• Hard cover construction