Objectives: To evaluate compliance with the self-regulation agreement of the food and drink vending machine sector in primary schools in Madrid. Spain. Methods: Cross-sectional study of the prevalence of vending machines in 558 primary schools in 2008. Using the directory of all registered primary schools in Madrid. https://www.roneverhart.com/KNIPEX-7-1-4-in-88-01-180-Alligator-Water-Pump-Pliers/