It can meet your party decoration needs sharing them with your relatives, friends or customers, and wearing this rubber band together for a party or event will definitely be eye-catching. Good extensibility, suitable for most teenagers and adults. 100% high quality silicone (elastic), soft and comfortable to the touch, eco-friendly, long lasting, durable and can be used many times repeatedly, light weight, no burden on the wrist. Glow-in-the-dark silicone wristbands need to absorb light first.