1) Material: 100% silicone. 2) Environmentally friendly product. 3) Different styles are available, such as mixed or segmented color, glow in the dark, translucent color bands. 4) Different colors are available. Color reference: Pantone color chart 5) Different sizes are available. 6) Any message and/or logo can be printed, debossed, embossed or color filled all around it. 7) Ideal for promotional gifts. 8) Customers designs are welcome.