Extended Wear (Permanent Attachments) 3 - to 6 Week Hold(Like the name inplies, they are the closest to a permanent bond. Depending on the temperature, humidity, and body oils they can last up to 6 weeks. Usually the most tacky, they require more skill to apply. | Acrylic | Waterproof , This adhesive is the leading standard for soft bonds. It is famous for its long hold times. Has a clear non-yellowing formula that is used extensively in the medical industry.
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