This is the sound of hitting an office chair with the belt, including several strikes recorded from different angles. Some are very light with a high end smack and other are deep and boomy depending on the place of the microphone. Recorded with a zoom h4.
Slap sound made with a fly smasher. Projet “bruitages” coordonné par josé carrasco, classe de jérôme euphrosine au lycée français de barcelone, hiver 2013.