High quality silicone material, durable enough to avoid the problem of slipping, sweat-proof and waterproof, perfectly suitable for sports wear. The connection between the band and the gear sport is a quick release pin, you can easily change the band according to your mood, outfit or occasions. No extra tools needed. Concise and exquisite style adds color to your image. Lightweight, durable and breathable design greatly improves the breathability of the belt.