Description
Without a pump, how do some animals inflate their lungs? Pull down on the rubber diaphragm and the balloon lungs inflate; release and they deflate. Large enough for small groups to see, small enough to remain as an interesting item on your desk during the year! Approx. 8.8 cm (3.5") tall. Colors may vary.Lung/Diaphragm Demo
SKU: TCH-DIA-100
Unit Price
Quantity
Subtotal
US$ 25.71
US$ 25.71
US$ 25.561%
2
US$ 25.471%
3
Description
Shipping from
This product is shipped from our supplier's warehouse in CT, United States
Our guarantee
This product is brand new and includes the manufacturer's warranty, so you can buy with confidence.
A 25% handling charge is levied against all authorized returns except those due to our error. Unauthorized returns are subject to a 40% handling charge. Damages & defects must be reported to us within 14 days.
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