Material: Thermoplastic. Length: 6.6in. Width: 3in. Cannot Be
Material: Plastic. Finger Grip. Fastening: Adjustable. Design: Logo.
Material: Thermoplastic. Cannot Be Overblown, Consistent Sound,
Material: Elastomer, Polycarbonate. Cannot Be Overblown, Consistent
Material: Plastic. Consistent Sound, Detachable Wrist Loop, Hygienic.