Calzino MTB WP Performance SOLID Size:43-46 This has been achieved through

This has been achieved through optimizing airflow both outside and inside the helmet

36 spoke holes

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The first 10-tooth sprocket ensures a wide gear range

Calzino MTB WP Performance SOLID Size:43-46 This has been achieved through100% waterproof thanks to the 3 layer structure with breathable membrane Windproof and thermoregulating Breathable inner lining for dry comfort Ergonomic fit specific for sports activities Machine washable (30) Outer layer: 61% nylon, 32% polyester, 7% elastane. Middle layer: 100% PU waterproof and breathable membrane. Inner layer: 66% Coolmax, 30% polyester, 4% elastane.