Ordered two of these in different colours, neither of them fit properly on the airpods case. There is a small gap at the top of the silicon case where you can feel some space. Otherwise they're pretty cheap and sturdy.
A Durable And Protective CaseSack For Bose QuietComfort And SoundLink Headphones
41 Review
Black Leather Headphone Stand: Universal Headset Holder For Gaming And More - SAMDI Product
42 Review
Protect Your Earbuds On-The-Go With Small And Portable EVA Case - Perfect For Airpods, USB Drives, Cables And More!
34 Review
Classic Camera Bag, Evecase Large Canvas Messenger SLR/DSLR Shoulder Case With Leather Trim, Tablet Compartment And Removable Insert For Mirrorless, Micro 4/3, Compact System, High Zoom Digital Camera
41 Review