Features Water proof adhesive – guaranteed to stay on in the water, Secure tamper resistant die cut adhesive tab, Strong, durable, and water resistant DuPont™ Tyvek®, Excellent for short term use; concerts, water parks, school trips, Sequentially numbered for added accountability, 100% recyclable material, Recommended wear-time is 1 to 3 days, Wristbands fit from child to adult size wrists. Price includes black ink, one location imprint.