Made out of Titanium：Healthy material, This emergency whistle is full made of Genuine Titanium Alloy high hardness&lightness, mini compact, unique design makes more fashionable. Small & Super Light: Portable mini Size: Height 1.8 in(47 mm), diameter about 0.3 in(8 mm); Lightweight only 0.2 oz(5.7 g). Necklace length: 26 in/66 cm. Quality material makes it possible for a longtime using. Necklace/Keychain Friendly: This little whistle comes with a silver bead necklace and small keyring, can be a cool pendant necklace decorated around your neck in daily life, also fits on keychain and almost takes no space while attached to your keys or key chains as a small accessory. Safety Protector: High pitch to 120 decibels, small but loud enough as your emergency whistle, takes minimal effort to generate the sound, suitable for carrying in outdoor, camping, hiking, survival.
