Description: 100% Brand New and high quality Acrylic material, Toughness is not easy to break, Reflective effect is good, Survival whistle, When used in emergency, Especially suitable for field long-distance communication, sending reflective survival signal, With aiming function, precise and fast signal transmission When the weather is fine, the optical signal transmission distance can reach more than 100 kilometers. When there is light on a cloudy or night time, it can also be used normally. Weight: 35g Size: 5.7*5.7*0.7cm Specifications: Golden Stickers. Acrylic material, Toughness is not easy to break, Reflective effect is good, Survival whistle, When used in emergency, Especially suitable for field long-distance communication, sending reflective survival signal, Package Included: 1*Survival mirror Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings