Salomon Thundercross Shoes: Exceptional Performance and Grip. Designed for trail running enthusiasts, these shoes offer a perfect combination of cushioning, support, and grip on technical and difficult terrain. They provide a dynamic and secure stride, ideal for facing any challenge in the mountains. Surface: Trail. Shoe type: Neutral. Use: Training. Weight: Standard. Drop: 4 mm. Cushioning: Maximum. Stud length: 5mm. Waterproofing: None. Shoe width: Standard. Terrain: Rocky and muddy. Lug depth: 5mm. Upper materials: Engineered Mesh. Lining materials: Textile lining. Lacing system: Quicklace™. Upper construction: SensiFit™. Aggressive lugs: 5mm. Weight: 247g.