Aluminum is a 4-way stretch Cationic Polyester Spandex. This fabric is ideal for performance costumes and cosplay. This lightweight and ultra-durable fabric is designed to hold up to all of your adventures and repeated wear. It's perfect for high-energy performances and cosplay costumes you'll love showing off. This fabric is a powerhouse, combining all the performance elements you need in one. With a 4-way stretch and all-over foil, you can get the look you want plus evocative visual effects. It's the ideal choice for performers and cosplayers who don't want to compromise.