The present invention refers to an applicator (1) for applying a product (71) to head hair, said applicator (1) comprising a neck portion (2) and a flexible/elastic spatula (3), said neck portion (2) comprising inner threads (20) and an upper end and said spatula (3) comprising a free end (30) at a distal end from said neck portion (2), said free end (30) comprising an edge (5) extending in a substantially orthogonal direction to the extension of the spatula (3), said edge (5) having at least one dispensing opening (4), wherein said spatula (3) mainly forming a flat shaped body portion (31), between said neck portion (2) and said flat shaped body portion (31), the applicator (1) comprises a bridging portion (8), said bridging portion (8) comprising a bottom (6) extending in a substantially transversal direction to the neck portion (2), said substantially flat shaped body portion (31) extending in a substantially orthogonal direction from said bottom (6), wherein said substantially flat shaped body portion (31) comprises at least one internal channel (50) extending from said at least one dispensing opening (4) to at least one inlet opening (40) arranged at the lower side of the bottom (6) in the interior of the neck portion (2).The invention also refers to a kit (K) for applying a product to head hair, comprising a container (7), wherein said kit (K) also comprises an applicator (1) according to the invention.La présente invention se rapporte à un applicateur (1) pour appliquer un produit (71) à des cheveux, ledit applicateur (1) comprenant une partie col (2) et une spatule flexible/élastique (3), ladite partie col (2) comprenant un filetage interne (20) et comprenant une extrémité supérieure et ladite spatule (3) comprenant une extrémité libre (30) au niveau d'une extrémité distale de ladite partie col (2), ladite extrémité libre (30) comprenant un bord (5) s'étendant dans une direction essentiellement orthogonale à l'extension de la spatule (3), ledit bord (5) comp