售完即止

shòuwánjízhǐ
  1. while stocks last
  2. subject to availability

CEDICT

Entry Composition

1 售完 shòuwán to sell out
2 即 jí
  1. namely
  2. that is
  3. i.e.
  4. prompt
  5. at once
  6. at present
  7. even if
  8. prompted (by the occasion)
  9. to approach
  10. to come into contact
  11. to assume (office)
  12. to draw near
3 止 zhǐ
  1. to stop
  2. to prohibit
  3. until
  4. only