Answer: The armband is made of the following materials:
- Armband: ABS, polycarbonate, thermoplastic polyurethane, 304 grade stainless steel (stainless steel #304 content includes: Chromium 18%, Nickel 8%, Manganese 2%, Silicon 1%, Carbon .08%, Phosphorous .045%, Sulfur .03%)
- Armband Strap: Nylon, polyester, Lycra (no latex content) or polyisoprene, polycarbonate (frame on the 'mini' model only), thermoplastic polyurethane, silicone.