Diaphragm User Guide
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Regular price $140.00 USD
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Explains the basics of how to use a diaphragm. Answers common questions such as: How do I insert a diaphragm? How does it work? How long does a diaphragm last?
Double-sided 8.5 x 11-inch sheet.
Available in English, Spanish, Traditional Chinese, Simplified Chinese, Vietnamese, and Hindi.