Giant Numen Alumbra TL Jacket All excess material has been

All excess material has been reduced to the bare minimum

there's nothing left to upgrade

while still keeping the windproof Softshell material and warm fleece lining

fast wicking cycle or everyday sock

Focused optics

Giant Numen Alumbra TL Jacket All excess material has beenDesigned to integrate seamlessly with compatible Giant and Liv helmets, the Numen Alumbra TL is the slimmest and most lightweight helmet attachable tail light and features a unique quick lock design for easy on and off as well as a built in low power indicator. FEATURES Maximum output to 20 lumens ANSI certified lumens and runtime IPX4 water resistant Power status indicator alerts remaining run time before powering off Light memory mode Compatible