Gentle on sensitive surfaces This climbing brush is designed for rock types such as gravel and sandstone, providing the right bristle quality for delicate surfaces. It maintains the integrity of wrinkles and pockets in the rock without altering its composition, while offering a firm grip and a soft touch during brushing. Enhanced efficiency Compact and lightweight for easy transport on any climb. The ergonomic, carefully crafted handle provides a comfortable grip for precise brushing on all surfaces, helping you clean quickly and effectively between moves. High quality material Made with soft boar bristles and wear‑resistant components for long-lasting use. The handle is crafted from natural beech wood, delivering durability and effortless grip strength. Versatile rock brush 2 in 1 design protects your hands and adds functionality. It allows for easy callus removal and includes a built-in file for added versatility, helping you care for your hands while maintaining grip on rock surfaces. 2-3 specific use scenarios - Outdoor sandstone or gravel crags: use for quick cleanup of dust, dirt, and loose grit on holds and pockets, preserving rock texture while improving grip. - Pre-route and between-climb maintenance: brush holds and features to reveal true grip before a move, and touch up rough spots with the built-in file as needed. - Training at gym or on crags: use the 2-in-1 design to remove calluses safely between sets and use the file for light smoothing of rough areas, supporting hand health without compromising performance.