Security wristbands, made with DuPont Tyvek, are an economical solution to visitor and crowd control. The single-use, waterproof wristbands are great for parties, events, field trips or tagging inventory and supplies. Bands are sequentially numbered (choice of starting number not available).Details:Orange3/4" x 10" (1.905cm x 25.4cm)100 wristbandPerforated for easy separationWaterproofAdhesive closure