This is the fifth year that Dir fitness clubs and the W Hotel join forces to raise money for UNICEF. 1,200 people will take part in the mass spinning session at the W Hotel which will be run by professional spinning teachers.
It costs €10 to join in and the sessions take place at 6.15pm, 7.15pm, 8.15pm and 9.15pm.
To sign up, go to www.dir.cat/pedalejaperunicef
See the event Facebook page here.