ready-made

Preexisting or made previously and suitable for use without further preparation or modification; comparable with regard to the amount of preparation required.

They used to take a big horse-blanket and sit on the grass a little to the left of the lower end, where there is a dip in the ground, and where the occupied graves stop short and the ready-made ones are not ready. Each well-regulated Indian Cemetery keeps half a dozen graves permanently open for contingencies and incidental wear and tear.

Incidentally, they became mindful of the meaning of thrift and waste and learned to practice an economy of material and operations which was not elicited in the play with the more ready-made educational material.

Made in advance to a standard specification.

During the 1830s and 1840s, ready-made standardized shoes and clothing increasingly challenged the custom-made products of small handicraft workshops.

Commercial use of these machines was enhanced by the development of a system of proportional measurements and subsequently of proportional sizes, making feasible ready-made clothing on a mass scale.

Made or prepared in advance and used regularly or habitually without original thought.

[…]including both the most everyday and popular, the most ready-made or found objects, the most quotidian of performances.

A ready-made object.

Synonym of found object.