ABN Oxygen-Acetylene Goggles &ndash; Flip Front, 50mm Eye Cup, 5 Shade &ndash; For Welding & Cosplay Halloween Costume Accessories Practical: Use when welding for as a cosplay or Halloween costume accessory Versatile: For industrial work  Oxygen-acetylene welding, torching, soldering, brazing, metal cutting, sandblasting; For fun  Cosplay Ghostbusters, Minions, Dr. Horrible, Back to the Futures Doc Brown, or steampunk Halloween costume accessories Durable: Rigid 50mm dual-cup plastic goggles; Shatterproof acrylic glass lenses; Anti-steam feature for best vision Convenient Design: Dark filter shades that flip into 3 positions (up, halfway, down); 4 ventilation holes to prevent fog and ice; Adjustable headband strap to secure goggles on head and stretch to fit all sizes Specifications: 2 clear lenses + 2 front shaded lenses; #5 shade rating; 50mm (2) dual eye cup; 4 air breathing vents; 7-3/4 full length; Comes with stretchable elastic band