1. Flexible, lightweight, strong, and resistant to water and abrasion 2. non-transferable anddesigned for one-time use only Advantages of Tyvek wristbands ... make the wristbands versatile for identification purposes at a myriad of events such as concerts, fairs, school and religious functions, ... Z Best Quality products and good after sales service Use of Wristbands... 1 inch Tyvek wristband-TVK250