Prices:
Starts at €149 and depending on the features it adds up, the base is in all 100%cotton, heavier cotton fabric like the pictures +€12

You can choose the different options and the price will change accordingly.

So for the top of the pants you can select for example:
buttons(6)+€15 (metal ones +€16),
2 buttons and zipper +€12,
(about €2.50/button)
Velcro +€9 or
invisible buttons +€10
pockets +€6 each pocket,
belt loops +€10
suspenders + €20
underside:
laces are +€1/colour in any colour I can get too, +€2 simple laces, +€6 the new way woven (photo olive and burgundy)
buttons are +€9: you can decide which colour and kind, some can be a bit more expensive. (metal buttons +€10) (fabric buttons are also possible +€12)
(some colours might take ordering time and extra expenses if not in stock)

fabric: (elastic) twill cotton, linen, or wool (blend) also possible, choice in fabrics changes the price accordingly.

If I can, I choose the OEKO-TEX® certificated.
STANDARD 100 by OEKO-TEX® is one of the world’s best-known labels for textiles tested for harmful
substances. It stands for customer confidence and high product safety.