Yes, the ones u/murdamitten5191 linked to are vinyl/PVC and should probably be avoided.
The same manufacturer makes vinyl-free/PVC-free versions of the same product: click here. (These are the ones I use.)
Here's what I've gotten. They are perfect.
BCW Pro 20-Pocket Pages, Pocket Size: 2" x2", 20 Pages - Coin Collecting Supplies https://www.amazon.com/dp/B002KDNAU2/ref=cm_sw_r_cp_apa_HJR-BbATW6DKJ
So I stumbled upon this on Amazon searching for a way to store my gameboy games. Figured this would get some use here.
https://www.amazon.com/dp/B002KDNAU2/ref=cm_sw_r_other_apa_xeo1AbPAQGQKP
3-ring binder: https://www.amazon.com/Avery-220-Sheet-Capacity-DuraHinge-17832/dp/B00C31AG9Y/
Pages to hold the coins: https://www.amazon.com/BCW-20-Pocket-Pages-Pocket-Size/dp/B002KDNAU2/
Coin flips: https://www.amazon.com/Favourde-Pieces-Cardboard-Assortment-Collection/dp/B07G5F9C2Q/
This is how I manage my collection
I should probably mention that this isn't all THAT budget after all:
ikea cutlery tray: $16.99
https://www.ikea.com/us/en/catalog/products/70263564/
ikea box: $9.99
17 ultrapro boxes: 17*$1.99 [support a local game store or someone who sells for $1.99, please don't buy them from amazon for $4.50!!!]
Sleeves: about $25 overall, ... note, the amazon prices fluctuate wildly day to day for some reason
gear: https://www.amazon.com/dp/B002KDNAU2/ref=cm_sw_r_cp_apa_HJR-BbATW6DKJ
SE (note: dont actually fit perfectly): https://www.amazon.com/gp/product/B003D06SGE/ref=oh_aui_detailpage_o07_s00?ie=UTF8&psc=1
locations: https://www.amazon.com/gp/product/B00J01XP52/ref=oh_aui_detailpage_o05_s00?ie=UTF8&psc=1
For the FA , WPs, etc, ..
2 ring binders from Target, $5.99 each.
a little bit of wood from michaels ~$5 + 90min time and some wood glue.
add the sleeves for the cards inside the boxes:
~20x $1.75 for the sleeves:
https://www.miniaturemarket.com/ffgffs03.html