The image shows a black chalkboard with white text written on it. The text is in French and reads:

"22.90 euros pour 12 achats. 18 octobre"

This translates to:

"22.90 euros for 12 purchases. October 18th"

The text appears to be advertising a sale or special offer, suggesting that customers can purchase 12 items at a discounted price of 22.90 euros. The date mentioned is October 18th, which could indicate the date of the sale or promotion.