1. Material: silicone.
2. Size: OD24mm, height 11mm, thickness 2mm, customed size is available.
3. Color: blue, purple, pink, any color based on patone book is available.
4. Logo: white engrave, customed logo is available.
5. Certificate: strictly conform to the ISO9001 Certifiacte, ISO14001 Certificate, ROHS directive.
6. Packing: 500pcs each polybag.