5 Pack Custom Printable Aluminum High-Frequency Survival Whistle Keychains
This value bundle comes with 5 single-tube aluminum whistles in 5 bright anodized colors: blue, black, purple, gold, red. Each whistle is fitted with a silver metal split key ring for easy hanging on keys, backpacks, life vests and emergency bags.
Made of lightweight solid aluminum alloy with glossy colored coating, it supports custom laser engraving and screen printing of logos, brand names, slogans and patterns, perfect for corporate promotional giveaways, event souvenirs, team outdoor gear and charity survival kits.
The single air cavity design emits loud high-frequency penetrating sound, which travels far to cut through wind, crowd noise and wild environment interference. Ideal for hiking, camping, lifeguard alert, earthquake emergency SOS signals and pet training guidance.
The smooth metal surface features excellent anti-rust, scratch-resistant and colorfast performance, delivering consistent stable sound output in damp rainy, waterside and mountain outdoor conditions. Slim cylindrical mini shape is ultra-lightweight, bringing zero extra burden for long-time carry.
All blowing openings are fully polished with smooth rounded edges to avoid lip chafing during repeated blowing. Integrated seamless one-piece construction has no loose fragile internal parts, sturdy enough for long-term standby and frequent outdoor use.
Cost-effective customizable portable lifesaving tool for brand promotion, outdoor enthusiasts and household emergency reserve storage.
What's in the box
5 x Whistles
