Fututech 15X Macro Lens for GoPro Hero 11 10 9 High Light Transmission Accessory Action Camera Lens for Action Camera (Macro): Amazon.co.uk: Electronics & Photo
58mm 10X Close-Up Macro Filter Red Lens Filter for GoPro Hero 6 5 7 Black & Bag - AliExpress
Amazon.com : QKOO 15X Macro Lens for GoPro Hero 9 Black/Hero 10 11 12 Black Sport Action Camera Close-Up Filter for HERO9 HERO10 HERO11 HERO12 Black (Directly Replace The Standard Protective Lens