Insane Inside Design is a clothing brand for trail runners around the world, created by Martina Valmassoi. We create colorful and fun caps, socks, shirts and other gear and accessories for online sales, custom orders, and wholesale sales around the world. Insane Inside is a lifestyle brand for trail runners and other mountain enthusiasts.
Featured collection
Designed by Martina Valmassoi
From the trails of Italy’s wild Dolomites, mountain athlete Martina Valmassoi’s crazy, fun designs are for all of us who love to adventure in the mountains in all seasons... and who might just be a little insane inside, too! Join us and show your soul.
