We use the Missouri 4m bell tent with a sewn in groundsheet for events which provides a nice space for 2-4 people. You will need to provide your own bed/bedding etc.
Prices vary per event but for 2020 they are:
Conquest of Mythodea 110.00€
Curious Pastimes events £100.00
Wilderness Gathering: Please book via their website
Product Code: 90 003