1) Material: 100% silicone. 2) Environmentally friendly product. 3) Different styles are available, such as mixed or segmented color, glow in the dark, translucent . 4) Different colors are available. Color reference: Pantone color chart 5) Different sizes are available. 6) Your message and/or logo can be printed, debossed, embossed or color filled all around the bands. 7) Ideal for promotional gifts. 8) Customers' designs are welcome. We will be appreciated if you can send us description of your keychains. CONTACT US to get best price. Thank you!