Koster Adventures Katrin Sjögren 2 years ago We are a family business and have our base in Kyrkosund, south east South Koster. Neighbour to Kosterhavet National Park. Rent kayaks, Bikes, Snorkelling gear, Wetsuit, Tent. Contactinfo@kosteradventures.seGustav +46705114550Janne +46705114814www.kosteradventures.se@kosteradventures