Those are pure tungsten tig electrodes - wp green tip
these are the actual "electrodes" that create the arc in tig welding. you pair these with the er70s-6 filler rods + argon gloves you showed earlier.
specs from the label:
1. type: pure tungsten, wp / green tip. aws classification: ewp
2. size: 2.4mm x 175mm - 3/32" x 7". this is the most common size for general tig work
3. qty: 10 pieces, ground finish per ansi/aws a5.12m-98 + iso 6848
4. color code: green band = pure tungsten. no alloying elements added