Ultimate Arms Gear I'm Your Huckleberry Huckle Berry Black & White Laser Engraved Aluminum Custom Protect, Large, USA MADE Made In The USA. Laser Engraved Aluminum Are Made of High Strength, Abrasion and Solvent Resistant Thermoplastic Bonded with A Hardcoat Anodized, Laser Engraved Aluminum Insert. The Anodization Process Prevents The Image From Chipping, Cracking or Peeling. They Are Secured Using Two Side Tension Screws that Apply Pressure to Two Locking Tabs. There Is Absolutely No Metal to Metal Contact, This Prevents Damage. They Measure 1 3/8" x 2 3/4" (35mm x 70mm) and Weigh about 20 grams.