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Umbrella Bag Transparent for Sound Experiments (100pcs)

Umbrella Bag Transparent for Sound Experiments (100pcs)

SKU:46UBS

This umbrella bag can be used to demonstrate the transmission of sound waves. Inflate the bag with some small particles such as rice grains and observe them dancing to a nearby sound such as your voice.

Size: 120 x 750 x t0.030mm
Color: Transparent
Quantity: 100 sheets

Regular price $8.70 NZD
Regular price Sale price $8.70 NZD
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