Shark repellent frequency emitters

A fan favorite for race day and daily training, the Topo Athletic MTN Racer 4 offers rugged performance on technical trails. A 33 x 28 mm platform delivers underfoot cushioning and a protective barrier between you and the ground. Our new upper is fine-tuned for performance on technical terrain. The MTN Racer 4 now features our FKT insole, allowing for faster water drainage and added rebound, while our improved gaiter attachment system keeps out debris. The Vibram Megagrip outsole provides reliable traction and durability, delivering serious performance when the trails get gritty. Compatible with our Switchback Gaiter.

• Best For: Trail Running
• Stack Height: 33 mm (heel) // 28 mm (forefoot)
• Heel to Toe Drop: 5MM
• Weight: 10.4 oz (M9)
• Gaiter Compatible: Yes
• Rock Plate: No
• Cushion: High
• Underfoot Feel: Responsive
• Support: Neutral

Compression zones support muscle engagement