Lot of 500 Blue Wristbands Event Admission by Precision Dynamics Width 3/4" Made of DuPont Tyvek which is economical, water-resistant, and comfortable. One size fits all. Strong adhesive closure with tamper-resistant feature that shreds if tampered with. Quantity: 500 per pack Lead Time: Ships same business day if ordered by 2 pm EST / 11 am PST.