Plektrat/picks/thumbpicks

From left to right:

ProPik "The Original" Thumbpick (medium size), 1 piece, 7€

https://pro-pik.com/collections/thumbpicks/products/propik-original-thumbpick

https://www.thomann.de/intl/propik_the_original_thumbpick_large.htm

Fred Kelly Slick Pick Derlin D2H (regular size, heavy gauge) 1 pick, 2€

https://fredkellypicks.com/product/delrin-slick

https://www.thomann.de/intl/fred_kelly_picks_delrin_slick_regular_heavy_set.htm

Dunlop Herco HE115 Thumbpick (medium size), 3 pieces, 1,50€/piece

https://www.jimdunlop.com/herco-thumbpick/