PolarPro Snorkel Filter Hero4 for GoPro Hero3+ / Hero4 40m Standard Housing
Amazon.com : GoPro Red Dive Filter (for Standard + Blackout + Camo Housing) (GoPro Official Accessory) : Electronics
Red Filter Diving Lens For Gopro Hero 7 6 5 - 0730792143356 Standard Housing - Sports & Action Video Cameras Accessories - AliExpress
Magenta Dive Filter For Standard Housing
GoPro Red Dive Filter (for Standard + Blackout Housing) - Island Surf & Sail
GoPro Red Dive Filter For Standard (GoPro Official Accessory) | eBay
PolarPro Red Dive Filter for GoPro Standard Housing P1001 B&H
GoPro Red Dive Filter for Standard Housing #ABDFR-301 - Silvio's Camera & Digital
SANDMARC Aqua Dive Filter for GoPro Hero 7, 6, 5 - Red, Magenta & Yellow Set
Amazon.com : QKOO Underwater Diving Red/Pink/Magenta Filter for GoPro Hero 11 10 9 Black (Directly Replace The Standard Protective Lens On Your Camera) : Electronics
FLEX SHALLOW Filter for GoPro Hero3+ and Hero4 Standard Housing