preventing moisture build up which causes a cold

Body: 80% nylon 12% Lycra® elastane 8% polyester/UPF 50+

while its ‘Powerdrive Inside' technology helps to absorb variations in the terrain with an amazing snow feel for even more sensations and performance in all snow conditions

2x you rider amplification (180% assistance)

Trek Rally WaveCel Mountain Bike Helmet Black/Olive Grey S po1tonil1 preventing moisture build up whichA major advancement in the protection against cycling related head injuries Rally WaveCel is a high style, high value off road helmet with trail specific features and WaveCel, a leading technology in the protection against cycling related head injuries. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Trek exclusive technology disrupts the safety standards the industry has accepted for over 30 years. Product