The meeting highlights good practices of Luxembourg prison in terms of harm reduction, the problems faced and how these are overcome. In different working groups, the aim is to find out what the barriers in the focus countries are and how we can help them to overcome these barriers. Fruitful discussions on needle exchange and other harm reduction measures are wished, a highlight will certainly be the “Save Tattoo” project. The meeting is is by-invitation, but other participants are welcome at their own expense.