shelf

a flat piece of wood, metal, or plastic that is fixed to a wall and used for storing things such as books, dishes, etc.

estante, repisa

• a shelf above/below something

Collocations bookshelf · kitchen shelf

• There's a shelf above the door.

  Hay un estante encima de la puerta.

a row of shelves, often in shops or supermarkets, where things are displayed for sale.

estantería, repisa (en tiendas)

• on a shelf

Collocations supermarket shelves · bookshelf in the library

• The new products are on the top shelf.

  Los nuevos productos están en la estantería superior.

the period of time during which a food product or other item can be stored without losing its freshness, quality, or safety.

vida útil (de un producto)

• shelf life of something

Collocations extend the shelf life · check the expiration date

• The shelf life of this product is six months.

  La vida útil de este producto es de seis meses.