Tyvek Wristbands - The Most Popular Choice For Security and Identification. Tyvek armbands are great wristbands for events that require security and crowd control. Each bracelet has a security diecut to prevent tampering and multiple use. This means patrons won't be able to take off their wristband without cutting it off or ruining the adhesive. This helps businesses by keeping gate crashers and non paid for entries at a minimum if using Tyvek wrist bands as their method of entry. Unparalleled Tyvek Wristband Variety -WristCo offers hundreds of different size, style, color, design, and quantity combinations in Tyvek. All of our Tyvek wrist bands come sequentially numbered, with the aforementioned tamper-proof diecut. All Tyvek bracelets use waterproof inks, making them great for waterparks or attractions where the patron will sweat. The adhesive is also guaranteed not to fall off in water. All of our Tyvek wristbands can be written on with Sharpie style markers as well. Each Tyvek wristband size has dozens color options to choose from and dozens of designs in stock. What is Tyvek?Tyvek is often mistaken as paper, however, Tyvek contains no paper at all. Tyvek was discovered by Dupont in 1955 and ever since it's been an ideal material for use where paper simply isn't strong enough. Tyvek is a synthetic material made of flashspun high-density polyethylene fibers. Because of it's strength and water resistance features, Tyvek makes a great material for wristbands Is Tyvek Recyclable?Yes! Check out the Dupont Website for more information on recycling your Tyvek Wristbands