strongYou will need a strong cardboard box to carry all those books.
toughCeramic tiles are tougher than plastic shower screens.
sturdyYou'll need sturdy boots for this weather.
solidYou will need to build a good solid base for your shed.
hard-wearingCotton canvas is the most hard-wearing fabric.
durableStainless steel pans are very durable.
robustThe camera is robust enough to be used by younger children.
heavy-dutyOil a large piece of heavy-duty foil.
hardyThese plants are extremely hardy will grow almost anywhere.