TELESIN Moisture-proof Anti-fog Sheet for Gopro for Sony for SJCAM Action Camera

Features: Inserting this Moisture-proof sheet beside the case and camera can effectively prevent the machine from fogging under cold weather. You can use it when diving, hiking, surfing and aerial shot. You can use one sheet at one time. This product is reusable, but it would be better if you microwave before you use it for second time. Package Included: 12 x Moisture-proof Sheet