Actual items pictured:
Original VZ 37 8mm ammo can. For belted 8mm ammo.
Similar to the MG34 / 42 ammo cans except for the latch area.
2 of the three cans are in low grade condition. The nicer condition can looks to have some original WW2 German paint.
These are ideal for repainting in German colors.
RAL 7021 is the grey
Y5233-A is the tan (Dupont Centari)