ITEM NAME:Emergency Survival Stainless Steel Whistle with Lanyard,Suitable for Hiking Description: Material: Stainless Steel; Size: approx 5.4 x 1.0cm/2.12 x 0.39inch. Outdoors whistle with high frequency and far distant transmission. Equip with lanyard chain for hanging around neck. Great for outdoor enthusiasts, survival, adventure, camping, swimming, hiking, guard, kayaking, diving, etc. Compact, lightweight and portable. Corrosion resistance, high strength, rust proof, very durable. Package Includes: 1 Piece Survival Whistle SKU: DMO0012190066014737.1 Piece Survival Whistle. Outdoors whistle with high frequency and far distant transmission. Great for outdoor enthusiasts, survival, adventure, camping, swimming, hiking, guard, kayaking, diving, etc.