The Tectal offers more coverage than conventional mountain bike helmets and has a highly efficient ventilation design, optimized and evaluated through wind tunnel testing. The well-ventilated Tectal has been specifically developed for aggressive trail riding and enduro racing and incorporates the aramid bridges system from POC&';s proven and award-winning Trabec helmet. The reinforced EPS liner provides a high level of protection and the unibody shell construction, introduced in POC&';s ground breaking Octal road cycling helmet, further enhances the safety properties and construction integrity of the helmet while maintaining a low weight.Tectal offers more coverage than conventional mountain bike helmets and has a highly efficient ventilation design, optimized and evaluated through wind tunnel testing. The lightweight size adjustment system ensures a comfortable and secure fit.