I love my K&F soft shell for the X5, so I was hopeful here. These guards install cleanly, the threads engage smoothly, and the kit includes microfiber cloths and wipes. Packaging is tidy. As lens protection, they do the job.Image quality is where the tradeoff shows up. With the guards on, the seam between the two lenses is more obvious than bare glass. You don’t have to go looking for it. If you’re shooting in one direction or using single-lens modes, you won’t notice. In full 360°, you will. This matches what I’ve seen with other third-party guards that look almost identical, which makes me think many are coming from the same mold.The listing mentions “Intelligent Recognition” and a Lens Guard Mode that should auto-correct the panoramic seam. My X5 didn’t auto-switch, and I couldn’t find any setting that changed the behavior. If there’s a toggle, it's not obvious to me, and the stitching still showed a clear seam with these on.Tips that actually help- Use them when protection matters most: travel, crowds, MTB, sandy or dusty spots- For critical footage, remove them to get the cleanest stitch- Keep the guards perfectly clean and fully seated; tiny smudges make the seam pop- Try to rotate the camera as you shoot so the stitch line runs through empty space, not faces or text- Avoid bright light sources straddling the seam line to reduce flares and reflections (annoying)Pros- Real protection for those expensive (but luckily now replacable!) fisheye lenses- Easy screw-on install- Nice kit with cleaning supplies and good packagingCons- Noticeable seam in 360° footage- “Intelligent Recognition” didn’t seem to do anything on my X5- Looks and performs like other third-party guards I’ve triedGreat protection and a clean kit, but expect more visible stitching artifacts in 360°. Use when you need safety, remove when you need pristine footage.