"Pevný skus" (grade 8+) is a highly regarded and challenging climbing route located in the popular Czech climbing area of "Dolní zub" (Lower Tooth). Graded 8+ (UIAA VIII+ or French 7c+/8a range), it represents a significant test for experienced climbers. The route is known for its demanding sequences, often involving small crimps, technical footwork, and dynamic moves on steep, high-quality sandstone. Ascending "Pevný skus" requires not only physical strength and endurance but also precise execution and mental resilience. It's a classic test piece that offers a deeply rewarding experience upon successful completion, making it a sought-after objective for those pushing their limits in the region.