Presenting our Teacher Whistles for Adults, designed to give you a professional yet streamlined appearance. With a highh-decibel noise, it's perfect for both racing and classroom environments. Plus, it will not scratch your lips and is easy to store. Order now to add this essential tool to your teaching arsenal.
Specification:
Weight: about 8.3g
Size: (approx.)6*3*3cm/2.36*1.18*1.18 inches
Packing List:
Whistle for Teachers*1
Specification:
Weight: about 8.3g
Size: (approx.)6*3*3cm/2.36*1.18*1.18 inches
Packing List:
Whistle for Teachers*1
