A disposable applicator (1) for a unit dose of a fluid dental composition (30), which comprises (a) a rigid elongated member (10) having a proximal end (101) and a distal end (102), (b) a flexible film (20) provided on a lateral surface of the rigid elongated member (10), said film defining walls of a storage compartment (201), and (c) a fluid dental composition (30) contained in the storage compartment (201).