Are these LEGO bricks still in good condition?

The facts provided do not specify the condition, but they are part of the 1959 Supplemental set.

What theme are these red sloping bricks from?

These pieces belong to the Supplemental theme and were released in 1959.

The set number 281-1 contains a total of 21 pieces.

Name: LEGO 1 x 2 and 3 x 2 Sloping Bricks, Red (281-1)
Brand: LEGO

Supplemental

Supplemental · 1959

Theme · SupplementalPieces · 21Set Number · 281-1Year · 1959

Used

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New / Sealed

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Are these LEGO bricks still in good condition?: The facts provided do not specify the condition, but they are part of the 1959 Supplemental set.
What theme are these red sloping bricks from?: These pieces belong to the Supplemental theme and were released in 1959.
How many pieces are in the 281-1 set?: The set number 281-1 contains a total of 21 pieces.