WOOX Tenaya Mastia Climbing Shoes Size 40 EU

The WOOX Tenaya Mastia climbing shoes are high-performance, aggressive footwear designed for advanced climbers seeking precision on steep terrain and technical routes. Engineered with a microfiber upper and Vibram XS Grip sole, these shoes deliver exceptional sensitivity and edging power.

Advantages

Aggressive downturn and high asymmetry provide optimal power transfer on overhangs and small holds. The double midsole construction (GI 1.8 & TST 150) offers medium-high stiffness for sustained edging, while the SXR Dynamics heel system ensures secure heel hooks. The RBRX toe rubber enhances toe hooking capabilities.

Suitable for

• Bouldering
• Sport climbing
• Technical routes
• Steep terrain

Key specifications

• Climbing shoe type: Aggressive performance
• Closure: 2 Velcro straps
• Sole material: Vibram XS Grip
• Sole thickness: 3.5 mm
• Upper material: Microfiber (synthetic)
• Lining: Cotton with TXT treatment
• Asymmetry: High
• Downturn: High
• Stiffness: Medium-high
• Gender: Unisex
• Size (EU): 40
• Rubber on toe: Yes (RBRX technology)
• Heel system: SXR Dynamics (tensioned heel)
• Fit: Precise, performance
• Last: Aggressive, curved
• Vegan friendly: Yes

Recommendations

For climbers who demand precision and power on steep routes and boulders, the Tenaya Mastia delivers a performance-oriented fit with advanced features. Ideal for projecting hard grades.