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How to fix a stiff waterproof zipper?
Initial stiffness is normal for waterproof zippers due to their sealed design. Please follow these steps:
1.Apply thin layer of petroleum jelly/silicone lubricant 2.Slide steadily 5 times 3.NEVER use cooking oil!
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Is this cooler truly waterproof?
Yes! Crafted with advanced TPU material using high-frequency welding, it provides 100% leak-proof protection. The airtight waterproof zipper prevents water intrusion even during kayaking or heavy rain, keeping contents completely dry inside.
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How long can it keep items cold?
With its 25mm (1") thickened insulation walls, this cooler maintains optimal temperatures for over 24 hours (1+ days), making it ideal for extended camping trips, fishing excursions, or beach days without refrigeration access.
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What’s the best way to clean the cooler?
Exterior: Wipe with damp cloth + mild soap. Avoid harsh chemicals.
Interior: Rinse with water.Use vinegar/baking soda for odors.Dry fully.
Zipper: Clean debris;lubricate with silicone (e.g., Vaseline).
