Our Tyvek Wrist Bands are made of 100% tyvek. Tyvek is an affordable, durable, waterproof, and secure wristband material. It is a hot sale and very cheap. Tyvek wristband is an excellent choice for short term use. Water parks, festivals, concerts, school trips, and many other events. We can print sequentially numbered at your request. Tyvek wrist band can be imprinted with a logo or text, Bar Code, QR Codes such as We-chat ID. Free Shipping.