OP Kainuu Kainuu Trail Hossa -trail running event, June 27, 2026

Kainuu Trail Hossa National Park (Finland) is a trail running event in the trail runner's paradise of Hossa National Park. OP owner-customers receive a discount on participation fees as follows: - For the 10 km distance, the discount is €5. - For the 21 km, 38 km, 55 km, and 78 km distances, the discount is €10. The discounted participation fee can be redeemed during pre-registration using OP's discount code in the registration service or by showing the benefit in OP-mobile when paying the participation fee on-site. For more detailed information about the trail running event, visit the Kainuu Trail website: www.kainuutrail.fi