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Insert these Anti-Fog Inserts into any GoPro waterproof housing or dive housing to prevent fogging in cold and humid environments. Inserts will last up to four uses. To dry out and reuse, heat inserts on a pan in the oven at 300°F for five minutes. Store in an airtight bag.

• Insert into housing to prevent lens fog in cold and humid environments
• Reusable up to four times