This Mood Wristband Key Chain is both fun and functional, and makes a cool award your elementary students, teachers, and staff will love. The flexible silicone bracelet measures 1/2" wide x 3 5/8" long and changes color with the heat of a hand. The split ring attachment is perfect for holding keys, to keep everyone organized. Add your school name or other text to the top of the band to customize the bracelet for your school. Whether you're handing it out as a fun student award, Teacher Appreciation gift, or school promotional item, this color-changing wristband will be a favorite among all the adults and kids at your school.