Bedrock Sandals Cairn Evo SandalsCairn Evo Features Lightweight, long lasting, and re soulable. The Cairn Evo's minimalist footbed conforms to your feet for superior ground feel, flexibility, and packability. Newly integrated stitch box on sole hugger wings helps eliminate thread abrasion. Patented Cairn Evo Design. Equipped for Adventure Updated Vibram?? XS Trek EVO non marking outsole improves traction across varied terrain and conditions while retaining best in class durability.