Infinity Hearts Make your own Fabric Button/Cover Buttons Round Aluminum Silver 20mm - 10 pairs - Ritohobby.co.uk
50sets 50mm Fabric self Cover Buttons Aluminum Flat Ring Back DIY fabric button | eBay
Steel Spring Buttons – Testrite Aluminum
VEVOR Badge Punching Die 3 inch/75mm Round Punching Die with ABS Slide Button Die Carbon Steel Badge Maker Part Aluminum Alloy Core Compatible with Button Maker Making Machine for DIY Logo Badges
large Fabric self Cover Buttons Aluminum Flat Ring Back DIY fabric button | eBay
Infinity Hearts Make your own Fabric Button/Cover Buttons Round Aluminum Silver 38mm - 10 pairs - Ritohobby.co.uk
24 - 5/8" (16mm) Cover Buttons - CoverButtons.com
50 pairs 9mm Fabric self Cover Buttons Aluminum Flat ring Back button DIY | eBay
Orchid-3Pcs Climate Control Knob, for Car A/C Heater Control Switch Dashboard Buttons Car Air Conditioner Control Black Aluminum
Warning about metal buttons on GBA SP (context in first post) : r/Gameboy