An aerosol spray product dispensing device connectable to a can enclosing said product, said device being characterized in that it comprises: • a spraying cap (6, 8, A1, A2) including: - a platform; - a pair of wings (A1, A2) integrally and transversally connected to said platform at a lower face thereof, at opposite edges of said platform; - a tongue integrally and transversally connected to said platform at said lower face, arranged transversally to said wings (A1, A2); - a first through hole made in said tongue; - a recess made in said platform at an upper face thereof, opposite to said lower face; • a main body (1, 2, 3) including: - a fixed portion connectable to said can; - a movable portion hinged to said fixed portion and pivotable with respect thereto, said movable portion comprising: a first cavity at least partially delimited by a housing of said tongue, said housing including a wall opposite to said tongue; a second through hole made in said wall and opposite to said first hole; a pipe (4A, 11) integrally connected, at a first end, to said wall at said second hole and connectable at a second end, opposite to said first end, to the valve for dispensing said aerosol product and included in said can; a second and a third cavity laying on opposite parts with respect to said pipe (4A, 11) and at least partially acting as housings of said wings (A1, A2); • a button connected to said spraying cap (6, 8, A1, A2) at least at said recess and to said movable portion (1, 2) at least at said first, second and third cavities (8A, 15) so as to hermetically seal said wall to said tongue about said first and second holes (5, 7). • a spraying cap (6, 8, A1, A2) including: - a platform; - a pair of wings (A1, A2) integrally and transversally connected to said platform at a lower face thereof, at opposite edges of said platform; - a tongue integrally and transversally connected to said platform at said lower face, arranged transversally to said wings (A1, A2); - a first through hole made in said tongue; - a recess made in said platform at an upper face thereof, opposite to said lower face; - a platform; - a pair of wings (A1, A2) integrally and transversally connected to said platform at a lower face thereof, at opposite edges of said platform; - a tongue integrally and transversally connected to said platform at said lower face, arranged transversally to said wings (A1, A2); - a first through hole made in said tongue; - a recess made in said platform at an upper face thereof, opposite to said lower face; • a main body (1, 2, 3) including: - a fixed portion connectable to said can; - a movable portion hinged to said fixed portion and pivotable with respect thereto, said movable portion comprising: a first cavity at least partially delimited by a housing of said tongue, said housing including a wall opposite to said tongue; a second through hole made in said wall and opposite to said first hole; a pipe (4A, 11) integrally connected, at a first end, to said wall at said second hole and connectable at a second end, opposite to said first end, to the valve for dispensing said aerosol product and included in said can; a second and a third cavity laying on opposite parts with respect to said pipe (4A, 11) and at least partially acting as housings of said wings (A1, A2); - a fixed portion connectable to said can; - a movable portion hinged to said fixed portion and pivotable with respect thereto, said movable portion comprising: a first cavity at least partially delimited by a housing of said tongue, said housing including a wall opposite to said tongue; a second through hole made in said wall and opposite to said first hole; a pipe (4A, 11) integrally connected, at a first end, to said wall at said second hole and connectable at a second end, opposite to said first end, to the valve for dispensing said aerosol product and included in said can; a second and a third cavity laying on opposite parts with respect to said pipe (4A, 11) and at least partially acting as housings of said wings (A1, A2); a first cavity at least partially delimited by a housing of said tongue, said housing including a wall opposite to said tongue; a second through hole made in said wall and opposite to said first hole; a pipe (4A, 11) integrally connected, at a first end, to said wall at said second hole and connectable at a second end, opposite to said first end, to the valve for dispensing said aerosol product and included in said can; a second and a third cavity laying on opposite parts with respect to said pipe (4A, 11) and at least partially acting as housings of said wings (A1, A2); • a button connected to said spraying cap (6, 8, A1, A2) at least at said recess and to said movable portion (1, 2) at least at said first, second and third cavities (8A, 15) so as to hermetically seal said wall to said tongue about said first and second holes (5, 7).