Contact If you have any questions, please do not hesitate to contact us. We work from Tuesday to Friday from 1 p.m. to 7 p.m. and on Saturdays from 11 a.m. to 4 p.m. These are also the working hours of our stationary store. Our e-mail address: hi@janbarba.com Phone number: +48 662 727 037 (to be picked up by Bart) Our laboratory:Jan BarbaCybulice Małe, 37 Wesoła Street05-152 Czosnów Our shop:25 Kopernika Street00-359 Warsaw
