XS Scuba - Wind Storm™ Safety Whistle TUSA Add Duo Air 2 materials and frame construction

materials and frame construction

the Duo integrates an extremely sturdy tempered safety glass lens that stands up to continued wear and abrasion

Available in 3 mm and 5 mm thicknesses

This provides two benefits:

2kg with airway and weight pockets included

XS Scuba - Wind Storm™ Safety Whistle TUSA Add Duo Air 2 materials and frame constructionThe Wind Storm whistles outperform all of the other leading brands of whistles. It even works underwater, up to 50 ft (15. 25 m). Performs in all conditions, in any weather Can be heard on land up to 1 2 mile (804 m) away! Can be heard underwater for a distance of up to 50 ft (15. 25 m)! SOLAS Coast Guard approved