Made of soft silicone with smooth edges. Easy to wear. Simply slap on your wrist and it will make a comfortable grip based on your wrist size, wraps around the other end and you are good to go. It brings so much joy and excitement when using it as a birthday giveaway, party favors, classroom rewards, pinata fillers, Easter stuffers, event souvenirs and more. 8.5" L x 1" W.