TravelonRfid Blocking Clip Stash Pouch, Gray, Gray, One Size, Travelon Rfid Blocking Clip Stash Pouch

Q: Approx how many cards will it hold?

It can hold many cards. Maybe 10-12 would be a tight fit but will hold. I use it for 3-6 cards. I like it a lot.

Q: What is the fabric content? I cannot wear some fabrics.

Thank you for your inquiry. This bag is made of nylon.

Q: Does this trigger the security alarm at airport checkpoints, or do you need to remove the carabiner to pass through checkpoints?

You need to remove this when you pass through security.

Q: Will an iphone8+ fit into it?

Hello. Travelon here, thank you for reaching out to us. It would depend on the size of your phone. The Product Dimensions are: 5 x 0.1 x 3.5 inches . This item is meant to be worn underneath your clothes. It might be difficult to get to your phone if worn as intended. If you have any other questions, feel free to reach out to us again.